Home / 170,496,837.60-255,451,323.60-79,433,656.80

Finding the Fourth Proportional to 170,496,837.60, 255,451,323.60 and 79,433,656.80

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Solution

The fourth proportional to 170,496,837.60, 255,451,323.60 and 79,433,656.80 is: 119,013,543.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,496,837.60 : 255,451,323.60 = 79,433,656.80 : x
  2. Step 2: Convert to fraction form
    170,496,837.60/255,451,323.60 = 79,433,656.80/x
  3. Step 3: Cross multiply
    170,496,837.60x = 255,451,323.60 × 79,433,656.80
  4. Step 4: Simplify right side
    170,496,837.60x = 20,291,432,767,948,140
  5. Step 5: Solve for x
    x = 20,291,432,767,948,140/170,496,837.60
  6. Step 6: Final answer
    x = 119,013,543.32

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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.