Home / 1,557,935,961.69-2,337,340,831.56-625,913,287.12

Finding the Fourth Proportional to 1,557,935,961.69, 2,337,340,831.56 and 625,913,287.12

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Solution

The fourth proportional to 1,557,935,961.69, 2,337,340,831.56 and 625,913,287.12 is: 939,045,454.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,935,961.69 : 2,337,340,831.56 = 625,913,287.12 : x
  2. Step 2: Convert to fraction form
    1,557,935,961.69/2,337,340,831.56 = 625,913,287.12/x
  3. Step 3: Cross multiply
    1,557,935,961.69x = 2,337,340,831.56 × 625,913,287.12
  4. Step 4: Simplify right side
    1,557,935,961.69x = 1,462,972,683,001,513,728
  5. Step 5: Solve for x
    x = 1,462,972,683,001,513,728/1,557,935,961.69
  6. Step 6: Final answer
    x = 939,045,454.36

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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.