Home / 99,525,474.39-137,281,039.23-66,034,228.65

Finding the Fourth Proportional to 99,525,474.39, 137,281,039.23 and 66,034,228.65

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Solution

The fourth proportional to 99,525,474.39, 137,281,039.23 and 66,034,228.65 is: 91,084,695.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,525,474.39 : 137,281,039.23 = 66,034,228.65 : x
  2. Step 2: Convert to fraction form
    99,525,474.39/137,281,039.23 = 66,034,228.65/x
  3. Step 3: Cross multiply
    99,525,474.39x = 137,281,039.23 × 66,034,228.65
  4. Step 4: Simplify right side
    99,525,474.39x = 9,065,247,533,823,440
  5. Step 5: Solve for x
    x = 9,065,247,533,823,440/99,525,474.39
  6. Step 6: Final answer
    x = 91,084,695.55

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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.