Home / 130,154,543.12-179,613,200.04-71,417,594

Finding the Fourth Proportional to 130,154,543.12, 179,613,200.04 and 71,417,594

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Solution

The fourth proportional to 130,154,543.12, 179,613,200.04 and 71,417,594 is: 98,556,241.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,154,543.12 : 179,613,200.04 = 71,417,594 : x
  2. Step 2: Convert to fraction form
    130,154,543.12/179,613,200.04 = 71,417,594/x
  3. Step 3: Cross multiply
    130,154,543.12x = 179,613,200.04 × 71,417,594
  4. Step 4: Simplify right side
    130,154,543.12x = 12,827,542,597,497,504
  5. Step 5: Solve for x
    x = 12,827,542,597,497,504/130,154,543.12
  6. Step 6: Final answer
    x = 98,556,241.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.