Home / 488,326,450.38-732,489,938.01-181,578,705.18

Finding the Fourth Proportional to 488,326,450.38, 732,489,938.01 and 181,578,705.18

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Solution

The fourth proportional to 488,326,450.38, 732,489,938.01 and 181,578,705.18 is: 272,368,155.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,326,450.38 : 732,489,938.01 = 181,578,705.18 : x
  2. Step 2: Convert to fraction form
    488,326,450.38/732,489,938.01 = 181,578,705.18/x
  3. Step 3: Cross multiply
    488,326,450.38x = 732,489,938.01 × 181,578,705.18
  4. Step 4: Simplify right side
    488,326,450.38x = 133,004,574,501,234,272
  5. Step 5: Solve for x
    x = 133,004,574,501,234,272/488,326,450.38
  6. Step 6: Final answer
    x = 272,368,155.36

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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.