Home / 63,434,779.20-95,152,168.80-39,094,781.40

Finding the Fourth Proportional to 63,434,779.20, 95,152,168.80 and 39,094,781.40

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Solution

The fourth proportional to 63,434,779.20, 95,152,168.80 and 39,094,781.40 is: 58,642,172.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,434,779.20 : 95,152,168.80 = 39,094,781.40 : x
  2. Step 2: Convert to fraction form
    63,434,779.20/95,152,168.80 = 39,094,781.40/x
  3. Step 3: Cross multiply
    63,434,779.20x = 95,152,168.80 × 39,094,781.40
  4. Step 4: Simplify right side
    63,434,779.20x = 3,719,953,238,971,900
  5. Step 5: Solve for x
    x = 3,719,953,238,971,900/63,434,779.20
  6. Step 6: Final answer
    x = 58,642,172.10

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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.