Home / 326,827,308.34-450,766,538.76-209,363,560.24

Finding the Fourth Proportional to 326,827,308.34, 450,766,538.76 and 209,363,560.24

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Solution

The fourth proportional to 326,827,308.34, 450,766,538.76 and 209,363,560.24 is: 288,758,267.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,827,308.34 : 450,766,538.76 = 209,363,560.24 : x
  2. Step 2: Convert to fraction form
    326,827,308.34/450,766,538.76 = 209,363,560.24/x
  3. Step 3: Cross multiply
    326,827,308.34x = 450,766,538.76 × 209,363,560.24
  4. Step 4: Simplify right side
    326,827,308.34x = 94,374,087,391,855,552
  5. Step 5: Solve for x
    x = 94,374,087,391,855,552/326,827,308.34
  6. Step 6: Final answer
    x = 288,758,267.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.