Home / 10,123,941,349.26-15,180,376,069.18-8,038,811,992.46

Finding the Fourth Proportional to 10,123,941,349.26, 15,180,376,069.18 and 8,038,811,992.46

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Solution

The fourth proportional to 10,123,941,349.26, 15,180,376,069.18 and 8,038,811,992.46 is: 12,053,822,220.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,123,941,349.26 : 15,180,376,069.18 = 8,038,811,992.46 : x
  2. Step 2: Convert to fraction form
    10,123,941,349.26/15,180,376,069.18 = 8,038,811,992.46/x
  3. Step 3: Cross multiply
    10,123,941,349.26x = 15,180,376,069.18 × 8,038,811,992.46
  4. Step 4: Simplify right side
    10,123,941,349.26x = 122,032,189,194,976,985,088
  5. Step 5: Solve for x
    x = 122,032,189,194,976,985,088/10,123,941,349.26
  6. Step 6: Final answer
    x = 12,053,822,220.52

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1.5x scale

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.