Home / 122,202,319.60-183,303,479.40-106,418,521.90

Finding the Fourth Proportional to 122,202,319.60, 183,303,479.40 and 106,418,521.90

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Solution

The fourth proportional to 122,202,319.60, 183,303,479.40 and 106,418,521.90 is: 159,627,782.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,202,319.60 : 183,303,479.40 = 106,418,521.90 : x
  2. Step 2: Convert to fraction form
    122,202,319.60/183,303,479.40 = 106,418,521.90/x
  3. Step 3: Cross multiply
    122,202,319.60x = 183,303,479.40 × 106,418,521.90
  4. Step 4: Simplify right side
    122,202,319.60x = 19,506,885,336,875,100
  5. Step 5: Solve for x
    x = 19,506,885,336,875,100/122,202,319.60
  6. Step 6: Final answer
    x = 159,627,782.85

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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.