Home / 179,287,431.06-247,414,139.89-99,905,838.32

Finding the Fourth Proportional to 179,287,431.06, 247,414,139.89 and 99,905,838.32

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Solution

The fourth proportional to 179,287,431.06, 247,414,139.89 and 99,905,838.32 is: 137,868,655.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,287,431.06 : 247,414,139.89 = 99,905,838.32 : x
  2. Step 2: Convert to fraction form
    179,287,431.06/247,414,139.89 = 99,905,838.32/x
  3. Step 3: Cross multiply
    179,287,431.06x = 247,414,139.89 × 99,905,838.32
  4. Step 4: Simplify right side
    179,287,431.06x = 24,718,117,058,127,780
  5. Step 5: Solve for x
    x = 24,718,117,058,127,780/179,287,431.06
  6. Step 6: Final answer
    x = 137,868,655.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.