Home / 25,509,218,863.20-38,263,828,294.80-15,023,037,627.60

Finding the Fourth Proportional to 25,509,218,863.20, 38,263,828,294.80 and 15,023,037,627.60

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Solution

The fourth proportional to 25,509,218,863.20, 38,263,828,294.80 and 15,023,037,627.60 is: 22,534,556,441.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,509,218,863.20 : 38,263,828,294.80 = 15,023,037,627.60 : x
  2. Step 2: Convert to fraction form
    25,509,218,863.20/38,263,828,294.80 = 15,023,037,627.60/x
  3. Step 3: Cross multiply
    25,509,218,863.20x = 38,263,828,294.80 × 15,023,037,627.60
  4. Step 4: Simplify right side
    25,509,218,863.20x = 574,838,932,248,806,031,360
  5. Step 5: Solve for x
    x = 574,838,932,248,806,031,360/25,509,218,863.20
  6. Step 6: Final answer
    x = 22,534,556,441.40

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Double scale
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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.