Home / 265,934,017.35-398,583,663.14-123,772,306.46

Finding the Fourth Proportional to 265,934,017.35, 398,583,663.14 and 123,772,306.46

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Solution

The fourth proportional to 265,934,017.35, 398,583,663.14 and 123,772,306.46 is: 185,510,751.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,934,017.35 : 398,583,663.14 = 123,772,306.46 : x
  2. Step 2: Convert to fraction form
    265,934,017.35/398,583,663.14 = 123,772,306.46/x
  3. Step 3: Cross multiply
    265,934,017.35x = 398,583,663.14 × 123,772,306.46
  4. Step 4: Simplify right side
    265,934,017.35x = 49,333,619,301,501,704
  5. Step 5: Solve for x
    x = 49,333,619,301,501,704/265,934,017.35
  6. Step 6: Final answer
    x = 185,510,751.10

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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.