Home / 125,024,002.61-172,533,123.60-70,019,859.11

Finding the Fourth Proportional to 125,024,002.61, 172,533,123.60 and 70,019,859.11

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Solution

The fourth proportional to 125,024,002.61, 172,533,123.60 and 70,019,859.11 is: 96,627,405.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,024,002.61 : 172,533,123.60 = 70,019,859.11 : x
  2. Step 2: Convert to fraction form
    125,024,002.61/172,533,123.60 = 70,019,859.11/x
  3. Step 3: Cross multiply
    125,024,002.61x = 172,533,123.60 × 70,019,859.11
  4. Step 4: Simplify right side
    125,024,002.61x = 12,080,745,006,764,202
  5. Step 5: Solve for x
    x = 12,080,745,006,764,202/125,024,002.61
  6. Step 6: Final answer
    x = 96,627,405.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.