Home / 89,826,968.80-134,803,438.80-57,557,346.40

Finding the Fourth Proportional to 89,826,968.80, 134,803,438.80 and 57,557,346.40

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Solution

The fourth proportional to 89,826,968.80, 134,803,438.80 and 57,557,346.40 is: 86,376,378.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,826,968.80 : 134,803,438.80 = 57,557,346.40 : x
  2. Step 2: Convert to fraction form
    89,826,968.80/134,803,438.80 = 57,557,346.40/x
  3. Step 3: Cross multiply
    89,826,968.80x = 134,803,438.80 × 57,557,346.40
  4. Step 4: Simplify right side
    89,826,968.80x = 7,758,928,222,922,801
  5. Step 5: Solve for x
    x = 7,758,928,222,922,801/89,826,968.80
  6. Step 6: Final answer
    x = 86,376,378.13

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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.