Home / 15,120,432,068.74-22,680,648,103.11-9,896,154,462.34

Finding the Fourth Proportional to 15,120,432,068.74, 22,680,648,103.11 and 9,896,154,462.34

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Solution

The fourth proportional to 15,120,432,068.74, 22,680,648,103.11 and 9,896,154,462.34 is: 14,844,231,693.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,120,432,068.74 : 22,680,648,103.11 = 9,896,154,462.34 : x
  2. Step 2: Convert to fraction form
    15,120,432,068.74/22,680,648,103.11 = 9,896,154,462.34/x
  3. Step 3: Cross multiply
    15,120,432,068.74x = 22,680,648,103.11 × 9,896,154,462.34
  4. Step 4: Simplify right side
    15,120,432,068.74x = 224,451,196,934,268,878,848
  5. Step 5: Solve for x
    x = 224,451,196,934,268,878,848/15,120,432,068.74
  6. Step 6: Final answer
    x = 14,844,231,693.51

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Double scale
Find fourth proportional to 15,120,432,069.74, 22,680,648,104.61 and 9,896,154,463.34
Similar ratio
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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.