Home / 112,566,713.52-155,329,010.64-63,009,862.32

Finding the Fourth Proportional to 112,566,713.52, 155,329,010.64 and 63,009,862.32

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Solution

The fourth proportional to 112,566,713.52, 155,329,010.64 and 63,009,862.32 is: 86,946,302.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,566,713.52 : 155,329,010.64 = 63,009,862.32 : x
  2. Step 2: Convert to fraction form
    112,566,713.52/155,329,010.64 = 63,009,862.32/x
  3. Step 3: Cross multiply
    112,566,713.52x = 155,329,010.64 × 63,009,862.32
  4. Step 4: Simplify right side
    112,566,713.52x = 9,787,259,574,728,214
  5. Step 5: Solve for x
    x = 9,787,259,574,728,214/112,566,713.52
  6. Step 6: Final answer
    x = 86,946,302.94

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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.