Home / 120,941,465.31-181,327,141.49-56,176,509.15

Finding the Fourth Proportional to 120,941,465.31, 181,327,141.49 and 56,176,509.15

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Solution

The fourth proportional to 120,941,465.31, 181,327,141.49 and 56,176,509.15 is: 84,225,255.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,941,465.31 : 181,327,141.49 = 56,176,509.15 : x
  2. Step 2: Convert to fraction form
    120,941,465.31/181,327,141.49 = 56,176,509.15/x
  3. Step 3: Cross multiply
    120,941,465.31x = 181,327,141.49 × 56,176,509.15
  4. Step 4: Simplify right side
    120,941,465.31x = 10,186,325,822,775,448
  5. Step 5: Solve for x
    x = 10,186,325,822,775,448/120,941,465.31
  6. Step 6: Final answer
    x = 84,225,255.55

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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.