Home / 138,248,801.10-207,373,201.65-116,077,869.90

Finding the Fourth Proportional to 138,248,801.10, 207,373,201.65 and 116,077,869.90

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Solution

The fourth proportional to 138,248,801.10, 207,373,201.65 and 116,077,869.90 is: 174,116,804.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,248,801.10 : 207,373,201.65 = 116,077,869.90 : x
  2. Step 2: Convert to fraction form
    138,248,801.10/207,373,201.65 = 116,077,869.90/x
  3. Step 3: Cross multiply
    138,248,801.10x = 207,373,201.65 × 116,077,869.90
  4. Step 4: Simplify right side
    138,248,801.10x = 24,071,439,521,875,168
  5. Step 5: Solve for x
    x = 24,071,439,521,875,168/138,248,801.10
  6. Step 6: Final answer
    x = 174,116,804.85

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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.