Home / 139,407,464.64-209,121,184.64-37,170,966.72

Finding the Fourth Proportional to 139,407,464.64, 209,121,184.64 and 37,170,966.72

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Solution

The fourth proportional to 139,407,464.64, 209,121,184.64 and 37,170,966.72 is: 55,759,113.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,407,464.64 : 209,121,184.64 = 37,170,966.72 : x
  2. Step 2: Convert to fraction form
    139,407,464.64/209,121,184.64 = 37,170,966.72/x
  3. Step 3: Cross multiply
    139,407,464.64x = 209,121,184.64 × 37,170,966.72
  4. Step 4: Simplify right side
    139,407,464.64x = 7,773,236,594,700,414
  5. Step 5: Solve for x
    x = 7,773,236,594,700,414/139,407,464.64
  6. Step 6: Final answer
    x = 55,759,113.15

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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.