Home / 89,826,964.80-134,803,432.80-57,557,342.40

Finding the Fourth Proportional to 89,826,964.80, 134,803,432.80 and 57,557,342.40

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Solution

The fourth proportional to 89,826,964.80, 134,803,432.80 and 57,557,342.40 is: 86,376,372.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,826,964.80 : 134,803,432.80 = 57,557,342.40 : x
  2. Step 2: Convert to fraction form
    89,826,964.80/134,803,432.80 = 57,557,342.40/x
  3. Step 3: Cross multiply
    89,826,964.80x = 134,803,432.80 × 57,557,342.40
  4. Step 4: Simplify right side
    89,826,964.80x = 7,758,927,338,364,991
  5. Step 5: Solve for x
    x = 7,758,927,338,364,991/89,826,964.80
  6. Step 6: Final answer
    x = 86,376,372.12

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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.