Home / 2,085,648,527.80-3,128,850,705.30-1,047,897,782.20

Finding the Fourth Proportional to 2,085,648,527.80, 3,128,850,705.30 and 1,047,897,782.20

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Solution

The fourth proportional to 2,085,648,527.80, 3,128,850,705.30 and 1,047,897,782.20 is: 1,572,036,549.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,085,648,527.80 : 3,128,850,705.30 = 1,047,897,782.20 : x
  2. Step 2: Convert to fraction form
    2,085,648,527.80/3,128,850,705.30 = 1,047,897,782.20/x
  3. Step 3: Cross multiply
    2,085,648,527.80x = 3,128,850,705.30 × 1,047,897,782.20
  4. Step 4: Simplify right side
    2,085,648,527.80x = 3,278,715,714,918,776,320
  5. Step 5: Solve for x
    x = 3,278,715,714,918,776,320/2,085,648,527.80
  6. Step 6: Final answer
    x = 1,572,036,549.41

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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.