Home / 773,712,267.20-1,160,568,400.80-620,657,259.20

Finding the Fourth Proportional to 773,712,267.20, 1,160,568,400.80 and 620,657,259.20

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Solution

The fourth proportional to 773,712,267.20, 1,160,568,400.80 and 620,657,259.20 is: 930,985,888.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,712,267.20 : 1,160,568,400.80 = 620,657,259.20 : x
  2. Step 2: Convert to fraction form
    773,712,267.20/1,160,568,400.80 = 620,657,259.20/x
  3. Step 3: Cross multiply
    773,712,267.20x = 1,160,568,400.80 × 620,657,259.20
  4. Step 4: Simplify right side
    773,712,267.20x = 720,315,202,754,655,104
  5. Step 5: Solve for x
    x = 720,315,202,754,655,104/773,712,267.20
  6. Step 6: Final answer
    x = 930,985,888.80

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1.5x scale

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.