Home / 123,822,012.60-185,733,018.90-70,074,300.60

Finding the Fourth Proportional to 123,822,012.60, 185,733,018.90 and 70,074,300.60

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Solution

The fourth proportional to 123,822,012.60, 185,733,018.90 and 70,074,300.60 is: 105,111,450.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,822,012.60 : 185,733,018.90 = 70,074,300.60 : x
  2. Step 2: Convert to fraction form
    123,822,012.60/185,733,018.90 = 70,074,300.60/x
  3. Step 3: Cross multiply
    123,822,012.60x = 185,733,018.90 × 70,074,300.60
  4. Step 4: Simplify right side
    123,822,012.60x = 13,015,111,397,744,080
  5. Step 5: Solve for x
    x = 13,015,111,397,744,080/123,822,012.60
  6. Step 6: Final answer
    x = 105,111,450.90

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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.