Home / 89,817,210.15-134,725,815.23-55,804,986.15

Finding the Fourth Proportional to 89,817,210.15, 134,725,815.23 and 55,804,986.15

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Solution

The fourth proportional to 89,817,210.15, 134,725,815.23 and 55,804,986.15 is: 83,707,479.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,817,210.15 : 134,725,815.23 = 55,804,986.15 : x
  2. Step 2: Convert to fraction form
    89,817,210.15/134,725,815.23 = 55,804,986.15/x
  3. Step 3: Cross multiply
    89,817,210.15x = 134,725,815.23 × 55,804,986.15
  4. Step 4: Simplify right side
    89,817,210.15x = 7,518,372,252,678,584
  5. Step 5: Solve for x
    x = 7,518,372,252,678,584/89,817,210.15
  6. Step 6: Final answer
    x = 83,707,479.23

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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.