Home / 295,031,602.32-442,329,232.38-178,421,033.78

Finding the Fourth Proportional to 295,031,602.32, 442,329,232.38 and 178,421,033.78

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Solution

The fourth proportional to 295,031,602.32, 442,329,232.38 and 178,421,033.78 is: 267,499,611.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,031,602.32 : 442,329,232.38 = 178,421,033.78 : x
  2. Step 2: Convert to fraction form
    295,031,602.32/442,329,232.38 = 178,421,033.78/x
  3. Step 3: Cross multiply
    295,031,602.32x = 442,329,232.38 × 178,421,033.78
  4. Step 4: Simplify right side
    295,031,602.32x = 78,920,838,911,693,680
  5. Step 5: Solve for x
    x = 78,920,838,911,693,680/295,031,602.32
  6. Step 6: Final answer
    x = 267,499,611.20

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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.