Home / 159,438,748.95-239,158,126.80-38,270,200.95

Finding the Fourth Proportional to 159,438,748.95, 239,158,126.80 and 38,270,200.95

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Solution

The fourth proportional to 159,438,748.95, 239,158,126.80 and 38,270,200.95 is: 57,405,302.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,438,748.95 : 239,158,126.80 = 38,270,200.95 : x
  2. Step 2: Convert to fraction form
    159,438,748.95/239,158,126.80 = 38,270,200.95/x
  3. Step 3: Cross multiply
    159,438,748.95x = 239,158,126.80 × 38,270,200.95
  4. Step 4: Simplify right side
    159,438,748.95x = 9,152,629,571,461,582
  5. Step 5: Solve for x
    x = 9,152,629,571,461,582/159,438,748.95
  6. Step 6: Final answer
    x = 57,405,302.24

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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.