Home / 1,270,600,707.89-1,753,471,506.22-706,109,381.66

Finding the Fourth Proportional to 1,270,600,707.89, 1,753,471,506.22 and 706,109,381.66

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Solution

The fourth proportional to 1,270,600,707.89, 1,753,471,506.22 and 706,109,381.66 is: 974,454,581.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,600,707.89 : 1,753,471,506.22 = 706,109,381.66 : x
  2. Step 2: Convert to fraction form
    1,270,600,707.89/1,753,471,506.22 = 706,109,381.66/x
  3. Step 3: Cross multiply
    1,270,600,707.89x = 1,753,471,506.22 × 706,109,381.66
  4. Step 4: Simplify right side
    1,270,600,707.89x = 1,238,142,681,018,051,584
  5. Step 5: Solve for x
    x = 1,238,142,681,018,051,584/1,270,600,707.89
  6. Step 6: Final answer
    x = 974,454,581.46

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Double scale
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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.