Home / 1,106,339,819.60-1,659,509,729.40-555,341,790.80

Finding the Fourth Proportional to 1,106,339,819.60, 1,659,509,729.40 and 555,341,790.80

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Solution

The fourth proportional to 1,106,339,819.60, 1,659,509,729.40 and 555,341,790.80 is: 833,012,686.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,339,819.60 : 1,659,509,729.40 = 555,341,790.80 : x
  2. Step 2: Convert to fraction form
    1,106,339,819.60/1,659,509,729.40 = 555,341,790.80/x
  3. Step 3: Cross multiply
    1,106,339,819.60x = 1,659,509,729.40 × 555,341,790.80
  4. Step 4: Simplify right side
    1,106,339,819.60x = 921,595,104,975,019,392
  5. Step 5: Solve for x
    x = 921,595,104,975,019,392/1,106,339,819.60
  6. Step 6: Final answer
    x = 833,012,686.20

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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.