Home / 1,097,386,286.41-1,645,710,428.17-397,731,963.25

Finding the Fourth Proportional to 1,097,386,286.41, 1,645,710,428.17 and 397,731,963.25

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Solution

The fourth proportional to 1,097,386,286.41, 1,645,710,428.17 and 397,731,963.25 is: 596,464,205.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,386,286.41 : 1,645,710,428.17 = 397,731,963.25 : x
  2. Step 2: Convert to fraction form
    1,097,386,286.41/1,645,710,428.17 = 397,731,963.25/x
  3. Step 3: Cross multiply
    1,097,386,286.41x = 1,645,710,428.17 × 397,731,963.25
  4. Step 4: Simplify right side
    1,097,386,286.41x = 654,551,639,526,834,944
  5. Step 5: Solve for x
    x = 654,551,639,526,834,944/1,097,386,286.41
  6. Step 6: Final answer
    x = 596,464,205.57

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.