Home / 115,360,597.71-159,197,613.03-63,149,668.74

Finding the Fourth Proportional to 115,360,597.71, 159,197,613.03 and 63,149,668.74

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Solution

The fourth proportional to 115,360,597.71, 159,197,613.03 and 63,149,668.74 is: 87,146,536.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,360,597.71 : 159,197,613.03 = 63,149,668.74 : x
  2. Step 2: Convert to fraction form
    115,360,597.71/159,197,613.03 = 63,149,668.74/x
  3. Step 3: Cross multiply
    115,360,597.71x = 159,197,613.03 × 63,149,668.74
  4. Step 4: Simplify right side
    115,360,597.71x = 10,053,276,527,043,208
  5. Step 5: Solve for x
    x = 10,053,276,527,043,208/115,360,597.71
  6. Step 6: Final answer
    x = 87,146,536.40

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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.