Home / 2,980,519,239.40-4,470,778,859.10-1,017,588,761.80

Finding the Fourth Proportional to 2,980,519,239.40, 4,470,778,859.10 and 1,017,588,761.80

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Solution

The fourth proportional to 2,980,519,239.40, 4,470,778,859.10 and 1,017,588,761.80 is: 1,526,383,142.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,519,239.40 : 4,470,778,859.10 = 1,017,588,761.80 : x
  2. Step 2: Convert to fraction form
    2,980,519,239.40/4,470,778,859.10 = 1,017,588,761.80/x
  3. Step 3: Cross multiply
    2,980,519,239.40x = 4,470,778,859.10 × 1,017,588,761.80
  4. Step 4: Simplify right side
    2,980,519,239.40x = 4,549,414,323,513,185,792
  5. Step 5: Solve for x
    x = 4,549,414,323,513,185,792/2,980,519,239.40
  6. Step 6: Final answer
    x = 1,526,383,142.70

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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.