Home / 1,457,006,602.82-2,010,675,169.82-787,951,647.71

Finding the Fourth Proportional to 1,457,006,602.82, 2,010,675,169.82 and 787,951,647.71

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Solution

The fourth proportional to 1,457,006,602.82, 2,010,675,169.82 and 787,951,647.71 is: 1,087,376,549.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,006,602.82 : 2,010,675,169.82 = 787,951,647.71 : x
  2. Step 2: Convert to fraction form
    1,457,006,602.82/2,010,675,169.82 = 787,951,647.71/x
  3. Step 3: Cross multiply
    1,457,006,602.82x = 2,010,675,169.82 × 787,951,647.71
  4. Step 4: Simplify right side
    1,457,006,602.82x = 1,584,314,813,055,260,160
  5. Step 5: Solve for x
    x = 1,584,314,813,055,260,160/1,457,006,602.82
  6. Step 6: Final answer
    x = 1,087,376,549.97

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.