Home / 839,810,209.20-1,259,547,352.20-403,110,049.20

Finding the Fourth Proportional to 839,810,209.20, 1,259,547,352.20 and 403,110,049.20

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Solution

The fourth proportional to 839,810,209.20, 1,259,547,352.20 and 403,110,049.20 is: 604,584,452.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,810,209.20 : 1,259,547,352.20 = 403,110,049.20 : x
  2. Step 2: Convert to fraction form
    839,810,209.20/1,259,547,352.20 = 403,110,049.20/x
  3. Step 3: Cross multiply
    839,810,209.20x = 1,259,547,352.20 × 403,110,049.20
  4. Step 4: Simplify right side
    839,810,209.20x = 507,736,195,115,071,744
  5. Step 5: Solve for x
    x = 507,736,195,115,071,744/839,810,209.20
  6. Step 6: Final answer
    x = 604,584,452.00

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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.