Home / 66,432,023.20-99,648,034.80-52,995,095.20

Finding the Fourth Proportional to 66,432,023.20, 99,648,034.80 and 52,995,095.20

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Solution

The fourth proportional to 66,432,023.20, 99,648,034.80 and 52,995,095.20 is: 79,492,642.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,432,023.20 : 99,648,034.80 = 52,995,095.20 : x
  2. Step 2: Convert to fraction form
    66,432,023.20/99,648,034.80 = 52,995,095.20/x
  3. Step 3: Cross multiply
    66,432,023.20x = 99,648,034.80 × 52,995,095.20
  4. Step 4: Simplify right side
    66,432,023.20x = 5,280,857,090,718,913
  5. Step 5: Solve for x
    x = 5,280,857,090,718,913/66,432,023.20
  6. Step 6: Final answer
    x = 79,492,642.80

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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.