Home / 986,865,267.40-1,479,731,030.70-296,669,062.60

Finding the Fourth Proportional to 986,865,267.40, 1,479,731,030.70 and 296,669,062.60

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Solution

The fourth proportional to 986,865,267.40, 1,479,731,030.70 and 296,669,062.60 is: 444,833,182.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,865,267.40 : 1,479,731,030.70 = 296,669,062.60 : x
  2. Step 2: Convert to fraction form
    986,865,267.40/1,479,731,030.70 = 296,669,062.60/x
  3. Step 3: Cross multiply
    986,865,267.40x = 1,479,731,030.70 × 296,669,062.60
  4. Step 4: Simplify right side
    986,865,267.40x = 438,990,417,777,900,864
  5. Step 5: Solve for x
    x = 438,990,417,777,900,864/986,865,267.40
  6. Step 6: Final answer
    x = 444,833,182.68

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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.