Home / 251,788,992.16-377,666,147.76-154,759,675.36

Finding the Fourth Proportional to 251,788,992.16, 377,666,147.76 and 154,759,675.36

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Solution

The fourth proportional to 251,788,992.16, 377,666,147.76 and 154,759,675.36 is: 232,128,854.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,788,992.16 : 377,666,147.76 = 154,759,675.36 : x
  2. Step 2: Convert to fraction form
    251,788,992.16/377,666,147.76 = 154,759,675.36/x
  3. Step 3: Cross multiply
    251,788,992.16x = 377,666,147.76 × 154,759,675.36
  4. Step 4: Simplify right side
    251,788,992.16x = 58,447,490,421,799,392
  5. Step 5: Solve for x
    x = 58,447,490,421,799,392/251,788,992.16
  6. Step 6: Final answer
    x = 232,128,854.88

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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.