Home / 880,261,606.20-1,320,392,409.30-472,114,918.20

Finding the Fourth Proportional to 880,261,606.20, 1,320,392,409.30 and 472,114,918.20

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Solution

The fourth proportional to 880,261,606.20, 1,320,392,409.30 and 472,114,918.20 is: 708,172,377.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,261,606.20 : 1,320,392,409.30 = 472,114,918.20 : x
  2. Step 2: Convert to fraction form
    880,261,606.20/1,320,392,409.30 = 472,114,918.20/x
  3. Step 3: Cross multiply
    880,261,606.20x = 1,320,392,409.30 × 472,114,918.20
  4. Step 4: Simplify right side
    880,261,606.20x = 623,376,954,308,570,368
  5. Step 5: Solve for x
    x = 623,376,954,308,570,368/880,261,606.20
  6. Step 6: Final answer
    x = 708,172,377.30

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Double scale
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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.