Home / 123,630,665.60-185,445,998.40-37,429,623.20

Finding the Fourth Proportional to 123,630,665.60, 185,445,998.40 and 37,429,623.20

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Solution

The fourth proportional to 123,630,665.60, 185,445,998.40 and 37,429,623.20 is: 56,144,434.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,630,665.60 : 185,445,998.40 = 37,429,623.20 : x
  2. Step 2: Convert to fraction form
    123,630,665.60/185,445,998.40 = 37,429,623.20/x
  3. Step 3: Cross multiply
    123,630,665.60x = 185,445,998.40 × 37,429,623.20
  4. Step 4: Simplify right side
    123,630,665.60x = 6,941,173,844,059,804
  5. Step 5: Solve for x
    x = 6,941,173,844,059,804/123,630,665.60
  6. Step 6: Final answer
    x = 56,144,434.80

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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.