Home / 1,158,127,927.80-1,737,191,891.70-976,729,399.80

Finding the Fourth Proportional to 1,158,127,927.80, 1,737,191,891.70 and 976,729,399.80

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Solution

The fourth proportional to 1,158,127,927.80, 1,737,191,891.70 and 976,729,399.80 is: 1,465,094,099.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,127,927.80 : 1,737,191,891.70 = 976,729,399.80 : x
  2. Step 2: Convert to fraction form
    1,158,127,927.80/1,737,191,891.70 = 976,729,399.80/x
  3. Step 3: Cross multiply
    1,158,127,927.80x = 1,737,191,891.70 × 976,729,399.80
  4. Step 4: Simplify right side
    1,158,127,927.80x = 1,696,766,393,717,567,488
  5. Step 5: Solve for x
    x = 1,696,766,393,717,567,488/1,158,127,927.80
  6. Step 6: Final answer
    x = 1,465,094,099.70

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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.