Home / 880,259,713.20-1,320,389,569.80-472,113,025.20

Finding the Fourth Proportional to 880,259,713.20, 1,320,389,569.80 and 472,113,025.20

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Solution

The fourth proportional to 880,259,713.20, 1,320,389,569.80 and 472,113,025.20 is: 708,169,537.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,259,713.20 : 1,320,389,569.80 = 472,113,025.20 : x
  2. Step 2: Convert to fraction form
    880,259,713.20/1,320,389,569.80 = 472,113,025.20/x
  3. Step 3: Cross multiply
    880,259,713.20x = 1,320,389,569.80 × 472,113,025.20
  4. Step 4: Simplify right side
    880,259,713.20x = 623,373,114,240,804,480
  5. Step 5: Solve for x
    x = 623,373,114,240,804,480/880,259,713.20
  6. Step 6: Final answer
    x = 708,169,537.80

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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.