Home / 1,705,990,396.80-2,559,929,854.24-832,598,999.76

Finding the Fourth Proportional to 1,705,990,396.80, 2,559,929,854.24 and 832,598,999.76

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Solution

The fourth proportional to 1,705,990,396.80, 2,559,929,854.24 and 832,598,999.76 is: 1,249,359,339.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,705,990,396.80 : 2,559,929,854.24 = 832,598,999.76 : x
  2. Step 2: Convert to fraction form
    1,705,990,396.80/2,559,929,854.24 = 832,598,999.76/x
  3. Step 3: Cross multiply
    1,705,990,396.80x = 2,559,929,854.24 × 832,598,999.76
  4. Step 4: Simplify right side
    1,705,990,396.80x = 2,131,395,036,095,986,432
  5. Step 5: Solve for x
    x = 2,131,395,036,095,986,432/1,705,990,396.80
  6. Step 6: Final answer
    x = 1,249,359,339.94

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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.