Home / 139,774,856.16-192,832,484.80-92,754,103.36

Finding the Fourth Proportional to 139,774,856.16, 192,832,484.80 and 92,754,103.36

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Solution

The fourth proportional to 139,774,856.16, 192,832,484.80 and 92,754,103.36 is: 127,962,959.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,774,856.16 : 192,832,484.80 = 92,754,103.36 : x
  2. Step 2: Convert to fraction form
    139,774,856.16/192,832,484.80 = 92,754,103.36/x
  3. Step 3: Cross multiply
    139,774,856.16x = 192,832,484.80 × 92,754,103.36
  4. Step 4: Simplify right side
    139,774,856.16x = 17,886,004,226,304,830
  5. Step 5: Solve for x
    x = 17,886,004,226,304,830/139,774,856.16
  6. Step 6: Final answer
    x = 127,962,959.27

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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.