Home / 1,335,469,565.38-1,842,942,096.49-763,243,071.21

Finding the Fourth Proportional to 1,335,469,565.38, 1,842,942,096.49 and 763,243,071.21

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Solution

The fourth proportional to 1,335,469,565.38, 1,842,942,096.49 and 763,243,071.21 is: 1,053,272,064.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,469,565.38 : 1,842,942,096.49 = 763,243,071.21 : x
  2. Step 2: Convert to fraction form
    1,335,469,565.38/1,842,942,096.49 = 763,243,071.21/x
  3. Step 3: Cross multiply
    1,335,469,565.38x = 1,842,942,096.49 × 763,243,071.21
  4. Step 4: Simplify right side
    1,335,469,565.38x = 1,406,612,785,785,315,584
  5. Step 5: Solve for x
    x = 1,406,612,785,785,315,584/1,335,469,565.38
  6. Step 6: Final answer
    x = 1,053,272,064.19

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Double scale
Find fourth proportional to 1,335,469,566.38, 1,842,942,097.87 and 763,243,072.21
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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.