Home / 8,540,472,203.40-12,810,708,305.10-5,234,484,030.60

Finding the Fourth Proportional to 8,540,472,203.40, 12,810,708,305.10 and 5,234,484,030.60

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Solution

The fourth proportional to 8,540,472,203.40, 12,810,708,305.10 and 5,234,484,030.60 is: 7,851,726,045.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,540,472,203.40 : 12,810,708,305.10 = 5,234,484,030.60 : x
  2. Step 2: Convert to fraction form
    8,540,472,203.40/12,810,708,305.10 = 5,234,484,030.60/x
  3. Step 3: Cross multiply
    8,540,472,203.40x = 12,810,708,305.10 × 5,234,484,030.60
  4. Step 4: Simplify right side
    8,540,472,203.40x = 67,057,448,043,720,753,152
  5. Step 5: Solve for x
    x = 67,057,448,043,720,753,152/8,540,472,203.40
  6. Step 6: Final answer
    x = 7,851,726,045.90

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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.