Home / 612,298,248.20-918,447,372.30-223,992,024.20

Finding the Fourth Proportional to 612,298,248.20, 918,447,372.30 and 223,992,024.20

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Solution

The fourth proportional to 612,298,248.20, 918,447,372.30 and 223,992,024.20 is: 335,988,036.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,298,248.20 : 918,447,372.30 = 223,992,024.20 : x
  2. Step 2: Convert to fraction form
    612,298,248.20/918,447,372.30 = 223,992,024.20/x
  3. Step 3: Cross multiply
    612,298,248.20x = 918,447,372.30 × 223,992,024.20
  4. Step 4: Simplify right side
    612,298,248.20x = 205,724,886,042,648,000
  5. Step 5: Solve for x
    x = 205,724,886,042,648,000/612,298,248.20
  6. Step 6: Final answer
    x = 335,988,036.30

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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.