Home / 88,913,720.70-133,445,230.65-40,466,130.30

Finding the Fourth Proportional to 88,913,720.70, 133,445,230.65 and 40,466,130.30

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Solution

The fourth proportional to 88,913,720.70, 133,445,230.65 and 40,466,130.30 is: 60,733,169.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,913,720.70 : 133,445,230.65 = 40,466,130.30 : x
  2. Step 2: Convert to fraction form
    88,913,720.70/133,445,230.65 = 40,466,130.30/x
  3. Step 3: Cross multiply
    88,913,720.70x = 133,445,230.65 × 40,466,130.30
  4. Step 4: Simplify right side
    88,913,720.70x = 5,400,012,091,396,454
  5. Step 5: Solve for x
    x = 5,400,012,091,396,454/88,913,720.70
  6. Step 6: Final answer
    x = 60,733,169.74

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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.