Home / 839,713,096.90-1,259,569,645.35-534,358,908.10

Finding the Fourth Proportional to 839,713,096.90, 1,259,569,645.35 and 534,358,908.10

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Solution

The fourth proportional to 839,713,096.90, 1,259,569,645.35 and 534,358,908.10 is: 801,538,362.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,713,096.90 : 1,259,569,645.35 = 534,358,908.10 : x
  2. Step 2: Convert to fraction form
    839,713,096.90/1,259,569,645.35 = 534,358,908.10/x
  3. Step 3: Cross multiply
    839,713,096.90x = 1,259,569,645.35 × 534,358,908.10
  4. Step 4: Simplify right side
    839,713,096.90x = 673,062,260,365,130,240
  5. Step 5: Solve for x
    x = 673,062,260,365,130,240/839,713,096.90
  6. Step 6: Final answer
    x = 801,538,362.15

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Double scale
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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.