Home / 527,264,005.60-790,896,008.40-354,823,429.60

Finding the Fourth Proportional to 527,264,005.60, 790,896,008.40 and 354,823,429.60

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Solution

The fourth proportional to 527,264,005.60, 790,896,008.40 and 354,823,429.60 is: 532,235,144.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,264,005.60 : 790,896,008.40 = 354,823,429.60 : x
  2. Step 2: Convert to fraction form
    527,264,005.60/790,896,008.40 = 354,823,429.60/x
  3. Step 3: Cross multiply
    527,264,005.60x = 790,896,008.40 × 354,823,429.60
  4. Step 4: Simplify right side
    527,264,005.60x = 280,628,434,157,438,432
  5. Step 5: Solve for x
    x = 280,628,434,157,438,432/527,264,005.60
  6. Step 6: Final answer
    x = 532,235,144.40

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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.