Home / 137,255,909.60-205,883,864.40-46,378,186.40

Finding the Fourth Proportional to 137,255,909.60, 205,883,864.40 and 46,378,186.40

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Solution

The fourth proportional to 137,255,909.60, 205,883,864.40 and 46,378,186.40 is: 69,567,279.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,255,909.60 : 205,883,864.40 = 46,378,186.40 : x
  2. Step 2: Convert to fraction form
    137,255,909.60/205,883,864.40 = 46,378,186.40/x
  3. Step 3: Cross multiply
    137,255,909.60x = 205,883,864.40 × 46,378,186.40
  4. Step 4: Simplify right side
    137,255,909.60x = 9,548,520,239,895,524
  5. Step 5: Solve for x
    x = 9,548,520,239,895,524/137,255,909.60
  6. Step 6: Final answer
    x = 69,567,279.60

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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.