Home / 708,588,738.80-1,062,883,108.20-536,401,854.80

Finding the Fourth Proportional to 708,588,738.80, 1,062,883,108.20 and 536,401,854.80

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Solution

The fourth proportional to 708,588,738.80, 1,062,883,108.20 and 536,401,854.80 is: 804,602,782.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,588,738.80 : 1,062,883,108.20 = 536,401,854.80 : x
  2. Step 2: Convert to fraction form
    708,588,738.80/1,062,883,108.20 = 536,401,854.80/x
  3. Step 3: Cross multiply
    708,588,738.80x = 1,062,883,108.20 × 536,401,854.80
  4. Step 4: Simplify right side
    708,588,738.80x = 570,132,470,674,069,120
  5. Step 5: Solve for x
    x = 570,132,470,674,069,120/708,588,738.80
  6. Step 6: Final answer
    x = 804,602,782.20

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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.