Home / 1,765,839,508.29-2,648,671,211.88-660,363,091.65

Finding the Fourth Proportional to 1,765,839,508.29, 2,648,671,211.88 and 660,363,091.65

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Solution

The fourth proportional to 1,765,839,508.29, 2,648,671,211.88 and 660,363,091.65 is: 990,511,709.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,839,508.29 : 2,648,671,211.88 = 660,363,091.65 : x
  2. Step 2: Convert to fraction form
    1,765,839,508.29/2,648,671,211.88 = 660,363,091.65/x
  3. Step 3: Cross multiply
    1,765,839,508.29x = 2,648,671,211.88 × 660,363,091.65
  4. Step 4: Simplify right side
    1,765,839,508.29x = 1,749,084,710,241,428,992
  5. Step 5: Solve for x
    x = 1,749,084,710,241,428,992/1,765,839,508.29
  6. Step 6: Final answer
    x = 990,511,709.60

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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.