Home / 107,506,783.60-161,658,306.60-89,989,010.80

Finding the Fourth Proportional to 107,506,783.60, 161,658,306.60 and 89,989,010.80

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Solution

The fourth proportional to 107,506,783.60, 161,658,306.60 and 89,989,010.80 is: 135,316,773.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,506,783.60 : 161,658,306.60 = 89,989,010.80 : x
  2. Step 2: Convert to fraction form
    107,506,783.60/161,658,306.60 = 89,989,010.80/x
  3. Step 3: Cross multiply
    107,506,783.60x = 161,658,306.60 × 89,989,010.80
  4. Step 4: Simplify right side
    107,506,783.60x = 14,547,471,098,537,110
  5. Step 5: Solve for x
    x = 14,547,471,098,537,110/107,506,783.60
  6. Step 6: Final answer
    x = 135,316,773.62

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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.