Home / 485,118,210.20-727,677,315.30-266,684,149.40

Finding the Fourth Proportional to 485,118,210.20, 727,677,315.30 and 266,684,149.40

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Solution

The fourth proportional to 485,118,210.20, 727,677,315.30 and 266,684,149.40 is: 400,026,224.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,118,210.20 : 727,677,315.30 = 266,684,149.40 : x
  2. Step 2: Convert to fraction form
    485,118,210.20/727,677,315.30 = 266,684,149.40/x
  3. Step 3: Cross multiply
    485,118,210.20x = 727,677,315.30 × 266,684,149.40
  4. Step 4: Simplify right side
    485,118,210.20x = 194,060,005,868,456,096
  5. Step 5: Solve for x
    x = 194,060,005,868,456,096/485,118,210.20
  6. Step 6: Final answer
    x = 400,026,224.10

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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.