Home / 10,563,008,258.40-15,844,512,387.60-5,665,248,002.40

Finding the Fourth Proportional to 10,563,008,258.40, 15,844,512,387.60 and 5,665,248,002.40

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Solution

The fourth proportional to 10,563,008,258.40, 15,844,512,387.60 and 5,665,248,002.40 is: 8,497,872,003.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,563,008,258.40 : 15,844,512,387.60 = 5,665,248,002.40 : x
  2. Step 2: Convert to fraction form
    10,563,008,258.40/15,844,512,387.60 = 5,665,248,002.40/x
  3. Step 3: Cross multiply
    10,563,008,258.40x = 15,844,512,387.60 × 5,665,248,002.40
  4. Step 4: Simplify right side
    10,563,008,258.40x = 89,763,092,152,852,955,136
  5. Step 5: Solve for x
    x = 89,763,092,152,852,955,136/10,563,008,258.40
  6. Step 6: Final answer
    x = 8,497,872,003.60

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Double scale
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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.