Home / 255,372,332.70-383,108,265.45-101,992,287.90

Finding the Fourth Proportional to 255,372,332.70, 383,108,265.45 and 101,992,287.90

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Solution

The fourth proportional to 255,372,332.70, 383,108,265.45 and 101,992,287.90 is: 153,008,307.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,372,332.70 : 383,108,265.45 = 101,992,287.90 : x
  2. Step 2: Convert to fraction form
    255,372,332.70/383,108,265.45 = 101,992,287.90/x
  3. Step 3: Cross multiply
    255,372,332.70x = 383,108,265.45 × 101,992,287.90
  4. Step 4: Simplify right side
    255,372,332.70x = 39,074,088,506,646,024
  5. Step 5: Solve for x
    x = 39,074,088,506,646,024/255,372,332.70
  6. Step 6: Final answer
    x = 153,008,307.88

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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.