Home / 122,188,633.40-183,282,950.10-70,532,568.20

Finding the Fourth Proportional to 122,188,633.40, 183,282,950.10 and 70,532,568.20

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Solution

The fourth proportional to 122,188,633.40, 183,282,950.10 and 70,532,568.20 is: 105,798,852.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,188,633.40 : 183,282,950.10 = 70,532,568.20 : x
  2. Step 2: Convert to fraction form
    122,188,633.40/183,282,950.10 = 70,532,568.20/x
  3. Step 3: Cross multiply
    122,188,633.40x = 183,282,950.10 × 70,532,568.20
  4. Step 4: Simplify right side
    122,188,633.40x = 12,927,417,177,825,446
  5. Step 5: Solve for x
    x = 12,927,417,177,825,446/122,188,633.40
  6. Step 6: Final answer
    x = 105,798,852.30

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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.