Home / 121,261,779.60-181,919,241.45-59,880,344.10

Finding the Fourth Proportional to 121,261,779.60, 181,919,241.45 and 59,880,344.10

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Solution

The fourth proportional to 121,261,779.60, 181,919,241.45 and 59,880,344.10 is: 89,833,637.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,261,779.60 : 181,919,241.45 = 59,880,344.10 : x
  2. Step 2: Convert to fraction form
    121,261,779.60/181,919,241.45 = 59,880,344.10/x
  3. Step 3: Cross multiply
    121,261,779.60x = 181,919,241.45 × 59,880,344.10
  4. Step 4: Simplify right side
    121,261,779.60x = 10,893,386,776,436,982
  5. Step 5: Solve for x
    x = 10,893,386,776,436,982/121,261,779.60
  6. Step 6: Final answer
    x = 89,833,637.71

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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.