Home / 15,306,758,520.17-21,123,326,582.34-8,266,228,152.17

Finding the Fourth Proportional to 15,306,758,520.17, 21,123,326,582.34 and 8,266,228,152.17

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Solution

The fourth proportional to 15,306,758,520.17, 21,123,326,582.34 and 8,266,228,152.17 is: 11,407,394,755.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,306,758,520.17 : 21,123,326,582.34 = 8,266,228,152.17 : x
  2. Step 2: Convert to fraction form
    15,306,758,520.17/21,123,326,582.34 = 8,266,228,152.17/x
  3. Step 3: Cross multiply
    15,306,758,520.17x = 21,123,326,582.34 × 8,266,228,152.17
  4. Step 4: Simplify right side
    15,306,758,520.17x = 174,610,236,862,419,828,736
  5. Step 5: Solve for x
    x = 174,610,236,862,419,828,736/15,306,758,520.17
  6. Step 6: Final answer
    x = 11,407,394,755.22

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1.5x scale

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.