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Finding the Fourth Proportional to 79,863,697.34, 119,829,745.14 and 25,280,726.30

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Solution

The fourth proportional to 79,863,697.34, 119,829,745.14 and 25,280,726.30 is: 37,931,915.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,863,697.34 : 119,829,745.14 = 25,280,726.30 : x
  2. Step 2: Convert to fraction form
    79,863,697.34/119,829,745.14 = 25,280,726.30/x
  3. Step 3: Cross multiply
    79,863,697.34x = 119,829,745.14 × 25,280,726.30
  4. Step 4: Simplify right side
    79,863,697.34x = 3,029,382,989,483,095.50
  5. Step 5: Solve for x
    x = 3,029,382,989,483,095.50/79,863,697.34
  6. Step 6: Final answer
    x = 37,931,915.13

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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.