Home / 93,038,414.20-139,557,621.30-38,432,851.45

Finding the Fourth Proportional to 93,038,414.20, 139,557,621.30 and 38,432,851.45

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Solution

The fourth proportional to 93,038,414.20, 139,557,621.30 and 38,432,851.45 is: 57,649,277.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,038,414.20 : 139,557,621.30 = 38,432,851.45 : x
  2. Step 2: Convert to fraction form
    93,038,414.20/139,557,621.30 = 38,432,851.45/x
  3. Step 3: Cross multiply
    93,038,414.20x = 139,557,621.30 × 38,432,851.45
  4. Step 4: Simplify right side
    93,038,414.20x = 5,363,597,328,138,257
  5. Step 5: Solve for x
    x = 5,363,597,328,138,257/93,038,414.20
  6. Step 6: Final answer
    x = 57,649,277.18

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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.