Home / 612,736,078.30-918,546,104.40-224,465,283.70

Finding the Fourth Proportional to 612,736,078.30, 918,546,104.40 and 224,465,283.70

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Solution

The fourth proportional to 612,736,078.30, 918,546,104.40 and 224,465,283.70 is: 336,493,507.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,736,078.30 : 918,546,104.40 = 224,465,283.70 : x
  2. Step 2: Convert to fraction form
    612,736,078.30/918,546,104.40 = 224,465,283.70/x
  3. Step 3: Cross multiply
    612,736,078.30x = 918,546,104.40 × 224,465,283.70
  4. Step 4: Simplify right side
    612,736,078.30x = 206,181,711,915,675,808
  5. Step 5: Solve for x
    x = 206,181,711,915,675,808/612,736,078.30
  6. Step 6: Final answer
    x = 336,493,507.10

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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.