Home / 123,687,075.60-185,530,613.40-104,555,199.60

Finding the Fourth Proportional to 123,687,075.60, 185,530,613.40 and 104,555,199.60

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Solution

The fourth proportional to 123,687,075.60, 185,530,613.40 and 104,555,199.60 is: 156,832,799.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,687,075.60 : 185,530,613.40 = 104,555,199.60 : x
  2. Step 2: Convert to fraction form
    123,687,075.60/185,530,613.40 = 104,555,199.60/x
  3. Step 3: Cross multiply
    123,687,075.60x = 185,530,613.40 × 104,555,199.60
  4. Step 4: Simplify right side
    123,687,075.60x = 19,398,190,315,947,436
  5. Step 5: Solve for x
    x = 19,398,190,315,947,436/123,687,075.60
  6. Step 6: Final answer
    x = 156,832,799.40

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1.5x scale

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.