Home / 120,336,365.13-180,521,686.89-37,345,287.93

Finding the Fourth Proportional to 120,336,365.13, 180,521,686.89 and 37,345,287.93

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Solution

The fourth proportional to 120,336,365.13, 180,521,686.89 and 37,345,287.93 is: 56,023,250.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,336,365.13 : 180,521,686.89 = 37,345,287.93 : x
  2. Step 2: Convert to fraction form
    120,336,365.13/180,521,686.89 = 37,345,287.93/x
  3. Step 3: Cross multiply
    120,336,365.13x = 180,521,686.89 × 37,345,287.93
  4. Step 4: Simplify right side
    120,336,365.13x = 6,741,634,374,516,356
  5. Step 5: Solve for x
    x = 6,741,634,374,516,356/120,336,365.13
  6. Step 6: Final answer
    x = 56,023,250.89

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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.