Home / 199,818,585.65-299,748,437.19-75,425,989.93

Finding the Fourth Proportional to 199,818,585.65, 299,748,437.19 and 75,425,989.93

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Solution

The fourth proportional to 199,818,585.65, 299,748,437.19 and 75,425,989.93 is: 113,146,745.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,818,585.65 : 299,748,437.19 = 75,425,989.93 : x
  2. Step 2: Convert to fraction form
    199,818,585.65/299,748,437.19 = 75,425,989.93/x
  3. Step 3: Cross multiply
    199,818,585.65x = 299,748,437.19 × 75,425,989.93
  4. Step 4: Simplify right side
    199,818,585.65x = 22,608,822,604,276,804
  5. Step 5: Solve for x
    x = 22,608,822,604,276,804/199,818,585.65
  6. Step 6: Final answer
    x = 113,146,745.24

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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.