Home / 473,331,421.73-653,262,250.86-272,384,166.42

Finding the Fourth Proportional to 473,331,421.73, 653,262,250.86 and 272,384,166.42

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Solution

The fourth proportional to 473,331,421.73, 653,262,250.86 and 272,384,166.42 is: 375,927,490.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,331,421.73 : 653,262,250.86 = 272,384,166.42 : x
  2. Step 2: Convert to fraction form
    473,331,421.73/653,262,250.86 = 272,384,166.42/x
  3. Step 3: Cross multiply
    473,331,421.73x = 653,262,250.86 × 272,384,166.42
  4. Step 4: Simplify right side
    473,331,421.73x = 177,938,293,654,154,048
  5. Step 5: Solve for x
    x = 177,938,293,654,154,048/473,331,421.73
  6. Step 6: Final answer
    x = 375,927,490.73

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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.