Home / 70,973,572.16-106,520,077.92-66,494,596.16

Finding the Fourth Proportional to 70,973,572.16, 106,520,077.92 and 66,494,596.16

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Solution

The fourth proportional to 70,973,572.16, 106,520,077.92 and 66,494,596.16 is: 99,797,845.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,973,572.16 : 106,520,077.92 = 66,494,596.16 : x
  2. Step 2: Convert to fraction form
    70,973,572.16/106,520,077.92 = 66,494,596.16/x
  3. Step 3: Cross multiply
    70,973,572.16x = 106,520,077.92 × 66,494,596.16
  4. Step 4: Simplify right side
    70,973,572.16x = 7,083,009,564,222,133
  5. Step 5: Solve for x
    x = 7,083,009,564,222,133/70,973,572.16
  6. Step 6: Final answer
    x = 99,797,845.15

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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.