Home / 16,215,221,510.46-22,377,927,765.24-9,078,572,886.12

Finding the Fourth Proportional to 16,215,221,510.46, 22,377,927,765.24 and 9,078,572,886.12

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Solution

The fourth proportional to 16,215,221,510.46, 22,377,927,765.24 and 9,078,572,886.12 is: 12,528,946,837.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,215,221,510.46 : 22,377,927,765.24 = 9,078,572,886.12 : x
  2. Step 2: Convert to fraction form
    16,215,221,510.46/22,377,927,765.24 = 9,078,572,886.12/x
  3. Step 3: Cross multiply
    16,215,221,510.46x = 22,377,927,765.24 × 9,078,572,886.12
  4. Step 4: Simplify right side
    16,215,221,510.46x = 203,159,648,257,059,815,424
  5. Step 5: Solve for x
    x = 203,159,648,257,059,815,424/16,215,221,510.46
  6. Step 6: Final answer
    x = 12,528,946,837.14

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Double scale
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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.