Home / 1,033,486,502,655.60-1,550,229,753,983.40-278,868,874,181.40

Finding the Fourth Proportional to 1,033,486,502,655.60, 1,550,229,753,983.40 and 278,868,874,181.40

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Solution

The fourth proportional to 1,033,486,502,655.60, 1,550,229,753,983.40 and 278,868,874,181.40 is: 418,303,311,272.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,033,486,502,655.60 : 1,550,229,753,983.40 = 278,868,874,181.40 : x
  2. Step 2: Convert to fraction form
    1,033,486,502,655.60/1,550,229,753,983.40 = 278,868,874,181.40/x
  3. Step 3: Cross multiply
    1,033,486,502,655.60x = 1,550,229,753,983.40 × 278,868,874,181.40
  4. Step 4: Simplify right side
    1,033,486,502,655.60x = 432,310,826,215,859,459,981,312
  5. Step 5: Solve for x
    x = 432,310,826,215,859,459,981,312/1,033,486,502,655.60
  6. Step 6: Final answer
    x = 418,303,311,272.10

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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.