Home / 1,170,035,528.40-1,755,053,292.60-480,437,686.80

Finding the Fourth Proportional to 1,170,035,528.40, 1,755,053,292.60 and 480,437,686.80

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Solution

The fourth proportional to 1,170,035,528.40, 1,755,053,292.60 and 480,437,686.80 is: 720,656,530.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,035,528.40 : 1,755,053,292.60 = 480,437,686.80 : x
  2. Step 2: Convert to fraction form
    1,170,035,528.40/1,755,053,292.60 = 480,437,686.80/x
  3. Step 3: Cross multiply
    1,170,035,528.40x = 1,755,053,292.60 × 480,437,686.80
  4. Step 4: Simplify right side
    1,170,035,528.40x = 843,193,744,107,467,520
  5. Step 5: Solve for x
    x = 843,193,744,107,467,520/1,170,035,528.40
  6. Step 6: Final answer
    x = 720,656,530.20

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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.