Home / 83,075,259.80-124,612,889.70-28,480,522.70

Finding the Fourth Proportional to 83,075,259.80, 124,612,889.70 and 28,480,522.70

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Solution

The fourth proportional to 83,075,259.80, 124,612,889.70 and 28,480,522.70 is: 42,720,784.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,075,259.80 : 124,612,889.70 = 28,480,522.70 : x
  2. Step 2: Convert to fraction form
    83,075,259.80/124,612,889.70 = 28,480,522.70/x
  3. Step 3: Cross multiply
    83,075,259.80x = 124,612,889.70 × 28,480,522.70
  4. Step 4: Simplify right side
    83,075,259.80x = 3,549,040,233,813,446
  5. Step 5: Solve for x
    x = 3,549,040,233,813,446/83,075,259.80
  6. Step 6: Final answer
    x = 42,720,784.05

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Similar ratio
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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.