Home / 67,234,156.60-100,851,234.90-66,730,271.80

Finding the Fourth Proportional to 67,234,156.60, 100,851,234.90 and 66,730,271.80

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Solution

The fourth proportional to 67,234,156.60, 100,851,234.90 and 66,730,271.80 is: 100,095,407.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,234,156.60 : 100,851,234.90 = 66,730,271.80 : x
  2. Step 2: Convert to fraction form
    67,234,156.60/100,851,234.90 = 66,730,271.80/x
  3. Step 3: Cross multiply
    67,234,156.60x = 100,851,234.90 × 66,730,271.80
  4. Step 4: Simplify right side
    67,234,156.60x = 6,729,830,316,242,646
  5. Step 5: Solve for x
    x = 6,729,830,316,242,646/67,234,156.60
  6. Step 6: Final answer
    x = 100,095,407.70

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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.