Home / 439,426,702.68-659,254,926.96-255,016,905.36

Finding the Fourth Proportional to 439,426,702.68, 659,254,926.96 and 255,016,905.36

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Solution

The fourth proportional to 439,426,702.68, 659,254,926.96 and 255,016,905.36 is: 382,592,023.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,426,702.68 : 659,254,926.96 = 255,016,905.36 : x
  2. Step 2: Convert to fraction form
    439,426,702.68/659,254,926.96 = 255,016,905.36/x
  3. Step 3: Cross multiply
    439,426,702.68x = 659,254,926.96 × 255,016,905.36
  4. Step 4: Simplify right side
    439,426,702.68x = 168,121,151,316,672,064
  5. Step 5: Solve for x
    x = 168,121,151,316,672,064/439,426,702.68
  6. Step 6: Final answer
    x = 382,592,023.41

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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.