Home / 107,919,385.02-161,852,111.55-42,353,839.44

Finding the Fourth Proportional to 107,919,385.02, 161,852,111.55 and 42,353,839.44

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Solution

The fourth proportional to 107,919,385.02, 161,852,111.55 and 42,353,839.44 is: 63,520,176.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,919,385.02 : 161,852,111.55 = 42,353,839.44 : x
  2. Step 2: Convert to fraction form
    107,919,385.02/161,852,111.55 = 42,353,839.44/x
  3. Step 3: Cross multiply
    107,919,385.02x = 161,852,111.55 × 42,353,839.44
  4. Step 4: Simplify right side
    107,919,385.02x = 6,855,058,345,613,670
  5. Step 5: Solve for x
    x = 6,855,058,345,613,670/107,919,385.02
  6. Step 6: Final answer
    x = 63,520,176.14

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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.