Home / 10,763,871,702.30-16,145,807,553.45-7,861,495,254.30

Finding the Fourth Proportional to 10,763,871,702.30, 16,145,807,553.45 and 7,861,495,254.30

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Solution

The fourth proportional to 10,763,871,702.30, 16,145,807,553.45 and 7,861,495,254.30 is: 11,792,242,881.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,763,871,702.30 : 16,145,807,553.45 = 7,861,495,254.30 : x
  2. Step 2: Convert to fraction form
    10,763,871,702.30/16,145,807,553.45 = 7,861,495,254.30/x
  3. Step 3: Cross multiply
    10,763,871,702.30x = 16,145,807,553.45 × 7,861,495,254.30
  4. Step 4: Simplify right side
    10,763,871,702.30x = 126,930,189,458,288,279,552
  5. Step 5: Solve for x
    x = 126,930,189,458,288,279,552/10,763,871,702.30
  6. Step 6: Final answer
    x = 11,792,242,881.45

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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.