Home / 159,739,220.40-239,272,907.40-132,865,364.40

Finding the Fourth Proportional to 159,739,220.40, 239,272,907.40 and 132,865,364.40

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Solution

The fourth proportional to 159,739,220.40, 239,272,907.40 and 132,865,364.40 is: 199,018,637.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,739,220.40 : 239,272,907.40 = 132,865,364.40 : x
  2. Step 2: Convert to fraction form
    159,739,220.40/239,272,907.40 = 132,865,364.40/x
  3. Step 3: Cross multiply
    159,739,220.40x = 239,272,907.40 × 132,865,364.40
  4. Step 4: Simplify right side
    159,739,220.40x = 31,791,082,032,748,460
  5. Step 5: Solve for x
    x = 31,791,082,032,748,460/159,739,220.40
  6. Step 6: Final answer
    x = 199,018,637.71

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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.