Home / 1,229,003,289.59-1,696,155,974.82-753,009,547.84

Finding the Fourth Proportional to 1,229,003,289.59, 1,696,155,974.82 and 753,009,547.84

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Solution

The fourth proportional to 1,229,003,289.59, 1,696,155,974.82 and 753,009,547.84 is: 1,039,233,706.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,003,289.59 : 1,696,155,974.82 = 753,009,547.84 : x
  2. Step 2: Convert to fraction form
    1,229,003,289.59/1,696,155,974.82 = 753,009,547.84/x
  3. Step 3: Cross multiply
    1,229,003,289.59x = 1,696,155,974.82 × 753,009,547.84
  4. Step 4: Simplify right side
    1,229,003,289.59x = 1,277,221,643,661,082,112
  5. Step 5: Solve for x
    x = 1,277,221,643,661,082,112/1,229,003,289.59
  6. Step 6: Final answer
    x = 1,039,233,706.28

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Double scale
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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.