Home / 1,068,290,218.42-1,474,249,157.34-591,988,543.31

Finding the Fourth Proportional to 1,068,290,218.42, 1,474,249,157.34 and 591,988,543.31

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Solution

The fourth proportional to 1,068,290,218.42, 1,474,249,157.34 and 591,988,543.31 is: 816,948,986.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,290,218.42 : 1,474,249,157.34 = 591,988,543.31 : x
  2. Step 2: Convert to fraction form
    1,068,290,218.42/1,474,249,157.34 = 591,988,543.31/x
  3. Step 3: Cross multiply
    1,068,290,218.42x = 1,474,249,157.34 × 591,988,543.31
  4. Step 4: Simplify right side
    1,068,290,218.42x = 872,738,611,129,701,504
  5. Step 5: Solve for x
    x = 872,738,611,129,701,504/1,068,290,218.42
  6. Step 6: Final answer
    x = 816,948,986.41

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Half scale
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Double scale
Find fourth proportional to 1,068,290,219.42, 1,474,249,158.72 and 591,988,544.31
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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.