Home / 99,562,731.20-149,344,096.80-93,516,113.60

Finding the Fourth Proportional to 99,562,731.20, 149,344,096.80 and 93,516,113.60

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Solution

The fourth proportional to 99,562,731.20, 149,344,096.80 and 93,516,113.60 is: 140,274,170.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,562,731.20 : 149,344,096.80 = 93,516,113.60 : x
  2. Step 2: Convert to fraction form
    99,562,731.20/149,344,096.80 = 93,516,113.60/x
  3. Step 3: Cross multiply
    99,562,731.20x = 149,344,096.80 × 93,516,113.60
  4. Step 4: Simplify right side
    99,562,731.20x = 13,966,079,521,838,196
  5. Step 5: Solve for x
    x = 13,966,079,521,838,196/99,562,731.20
  6. Step 6: Final answer
    x = 140,274,170.40

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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.