Home / 366,521,071.40-549,781,607.10-329,532,777.80

Finding the Fourth Proportional to 366,521,071.40, 549,781,607.10 and 329,532,777.80

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Solution

The fourth proportional to 366,521,071.40, 549,781,607.10 and 329,532,777.80 is: 494,299,166.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,521,071.40 : 549,781,607.10 = 329,532,777.80 : x
  2. Step 2: Convert to fraction form
    366,521,071.40/549,781,607.10 = 329,532,777.80/x
  3. Step 3: Cross multiply
    366,521,071.40x = 549,781,607.10 × 329,532,777.80
  4. Step 4: Simplify right side
    366,521,071.40x = 181,171,060,171,011,232
  5. Step 5: Solve for x
    x = 181,171,060,171,011,232/366,521,071.40
  6. Step 6: Final answer
    x = 494,299,166.70

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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.