Home / 158,681,686.89-237,913,867.08-80,807,849.49

Finding the Fourth Proportional to 158,681,686.89, 237,913,867.08 and 80,807,849.49

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Solution

The fourth proportional to 158,681,686.89, 237,913,867.08 and 80,807,849.49 is: 121,156,438.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,681,686.89 : 237,913,867.08 = 80,807,849.49 : x
  2. Step 2: Convert to fraction form
    158,681,686.89/237,913,867.08 = 80,807,849.49/x
  3. Step 3: Cross multiply
    158,681,686.89x = 237,913,867.08 × 80,807,849.49
  4. Step 4: Simplify right side
    158,681,686.89x = 19,225,307,962,584,504
  5. Step 5: Solve for x
    x = 19,225,307,962,584,504/158,681,686.89
  6. Step 6: Final answer
    x = 121,156,438.02

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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.