Home / 15,604,788,748.43-21,534,608,615.54-8,468,202,550.18

Finding the Fourth Proportional to 15,604,788,748.43, 21,534,608,615.54 and 8,468,202,550.18

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Solution

The fourth proportional to 15,604,788,748.43, 21,534,608,615.54 and 8,468,202,550.18 is: 11,686,119,596.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,604,788,748.43 : 21,534,608,615.54 = 8,468,202,550.18 : x
  2. Step 2: Convert to fraction form
    15,604,788,748.43/21,534,608,615.54 = 8,468,202,550.18/x
  3. Step 3: Cross multiply
    15,604,788,748.43x = 21,534,608,615.54 × 8,468,202,550.18
  4. Step 4: Simplify right side
    15,604,788,748.43x = 182,359,427,595,244,044,288
  5. Step 5: Solve for x
    x = 182,359,427,595,244,044,288/15,604,788,748.43
  6. Step 6: Final answer
    x = 11,686,119,596.69

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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.