Home / 839,713,095.90-1,259,569,643.85-534,358,907.10

Finding the Fourth Proportional to 839,713,095.90, 1,259,569,643.85 and 534,358,907.10

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Solution

The fourth proportional to 839,713,095.90, 1,259,569,643.85 and 534,358,907.10 is: 801,538,360.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,713,095.90 : 1,259,569,643.85 = 534,358,907.10 : x
  2. Step 2: Convert to fraction form
    839,713,095.90/1,259,569,643.85 = 534,358,907.10/x
  3. Step 3: Cross multiply
    839,713,095.90x = 1,259,569,643.85 × 534,358,907.10
  4. Step 4: Simplify right side
    839,713,095.90x = 673,062,258,304,022,272
  5. Step 5: Solve for x
    x = 673,062,258,304,022,272/839,713,095.90
  6. Step 6: Final answer
    x = 801,538,360.65

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Double scale
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Similar ratio
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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.