Home / 1,068,290,186.38-1,474,249,113.22-591,988,511.29

Finding the Fourth Proportional to 1,068,290,186.38, 1,474,249,113.22 and 591,988,511.29

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Solution

The fourth proportional to 1,068,290,186.38, 1,474,249,113.22 and 591,988,511.29 is: 816,948,942.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,290,186.38 : 1,474,249,113.22 = 591,988,511.29 : x
  2. Step 2: Convert to fraction form
    1,068,290,186.38/1,474,249,113.22 = 591,988,511.29/x
  3. Step 3: Cross multiply
    1,068,290,186.38x = 1,474,249,113.22 × 591,988,511.29
  4. Step 4: Simplify right side
    1,068,290,186.38x = 872,738,537,803,286,784
  5. Step 5: Solve for x
    x = 872,738,537,803,286,784/1,068,290,186.38
  6. Step 6: Final answer
    x = 816,948,942.28

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Half scale
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Double scale
Find fourth proportional to 1,068,290,187.38, 1,474,249,114.60 and 591,988,512.29
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.