Home / 250,657,925.76-375,969,139.36-66,421,322.88

Finding the Fourth Proportional to 250,657,925.76, 375,969,139.36 and 66,421,322.88

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Solution

The fourth proportional to 250,657,925.76, 375,969,139.36 and 66,421,322.88 is: 99,627,280.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,657,925.76 : 375,969,139.36 = 66,421,322.88 : x
  2. Step 2: Convert to fraction form
    250,657,925.76/375,969,139.36 = 66,421,322.88/x
  3. Step 3: Cross multiply
    250,657,925.76x = 375,969,139.36 × 66,421,322.88
  4. Step 4: Simplify right side
    250,657,925.76x = 24,972,367,598,346,280
  5. Step 5: Solve for x
    x = 24,972,367,598,346,280/250,657,925.76
  6. Step 6: Final answer
    x = 99,627,280.98

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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.