Home / 91,684,207.20-126,437,707.68-60,266,756.64

Finding the Fourth Proportional to 91,684,207.20, 126,437,707.68 and 60,266,756.64

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Solution

The fourth proportional to 91,684,207.20, 126,437,707.68 and 60,266,756.64 is: 83,111,266.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,684,207.20 : 126,437,707.68 = 60,266,756.64 : x
  2. Step 2: Convert to fraction form
    91,684,207.20/126,437,707.68 = 60,266,756.64/x
  3. Step 3: Cross multiply
    91,684,207.20x = 126,437,707.68 × 60,266,756.64
  4. Step 4: Simplify right side
    91,684,207.20x = 7,619,990,558,870,020
  5. Step 5: Solve for x
    x = 7,619,990,558,870,020/91,684,207.20
  6. Step 6: Final answer
    x = 83,111,266.29

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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.