Home / 572,832,559.20-859,248,838.80-355,154,325.60

Finding the Fourth Proportional to 572,832,559.20, 859,248,838.80 and 355,154,325.60

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Solution

The fourth proportional to 572,832,559.20, 859,248,838.80 and 355,154,325.60 is: 532,731,488.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,832,559.20 : 859,248,838.80 = 355,154,325.60 : x
  2. Step 2: Convert to fraction form
    572,832,559.20/859,248,838.80 = 355,154,325.60/x
  3. Step 3: Cross multiply
    572,832,559.20x = 859,248,838.80 × 355,154,325.60
  4. Step 4: Simplify right side
    572,832,559.20x = 305,165,941,866,597,120
  5. Step 5: Solve for x
    x = 305,165,941,866,597,120/572,832,559.20
  6. Step 6: Final answer
    x = 532,731,488.40

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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.