Home / 84,047,264.25-125,812,323.64-54,838,208.93

Finding the Fourth Proportional to 84,047,264.25, 125,812,323.64 and 54,838,208.93

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Solution

The fourth proportional to 84,047,264.25, 125,812,323.64 and 54,838,208.93 is: 82,088,602.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,047,264.25 : 125,812,323.64 = 54,838,208.93 : x
  2. Step 2: Convert to fraction form
    84,047,264.25/125,812,323.64 = 54,838,208.93/x
  3. Step 3: Cross multiply
    84,047,264.25x = 125,812,323.64 × 54,838,208.93
  4. Step 4: Simplify right side
    84,047,264.25x = 6,899,322,488,972,941
  5. Step 5: Solve for x
    x = 6,899,322,488,972,941/84,047,264.25
  6. Step 6: Final answer
    x = 82,088,602.77

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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.