Home / 717,885,826.20-1,076,828,739.30-614,573,695.80

Finding the Fourth Proportional to 717,885,826.20, 1,076,828,739.30 and 614,573,695.80

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Solution

The fourth proportional to 717,885,826.20, 1,076,828,739.30 and 614,573,695.80 is: 921,860,543.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,885,826.20 : 1,076,828,739.30 = 614,573,695.80 : x
  2. Step 2: Convert to fraction form
    717,885,826.20/1,076,828,739.30 = 614,573,695.80/x
  3. Step 3: Cross multiply
    717,885,826.20x = 1,076,828,739.30 × 614,573,695.80
  4. Step 4: Simplify right side
    717,885,826.20x = 661,790,618,055,255,680
  5. Step 5: Solve for x
    x = 661,790,618,055,255,680/717,885,826.20
  6. Step 6: Final answer
    x = 921,860,543.70

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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.