Home / 240,546,328.56-331,953,921-130,538,041.92

Finding the Fourth Proportional to 240,546,328.56, 331,953,921 and 130,538,041.92

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Solution

The fourth proportional to 240,546,328.56, 331,953,921 and 130,538,041.92 is: 180,142,491.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,546,328.56 : 331,953,921 = 130,538,041.92 : x
  2. Step 2: Convert to fraction form
    240,546,328.56/331,953,921 = 130,538,041.92/x
  3. Step 3: Cross multiply
    240,546,328.56x = 331,953,921 × 130,538,041.92
  4. Step 4: Simplify right side
    240,546,328.56x = 43,332,614,855,006,368
  5. Step 5: Solve for x
    x = 43,332,614,855,006,368/240,546,328.56
  6. Step 6: Final answer
    x = 180,142,491.11

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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.