Home / 1,102,765,734.71-1,654,637,081.42-578,010,126.14

Finding the Fourth Proportional to 1,102,765,734.71, 1,654,637,081.42 and 578,010,126.14

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Solution

The fourth proportional to 1,102,765,734.71, 1,654,637,081.42 and 578,010,126.14 is: 867,271,223.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,765,734.71 : 1,654,637,081.42 = 578,010,126.14 : x
  2. Step 2: Convert to fraction form
    1,102,765,734.71/1,654,637,081.42 = 578,010,126.14/x
  3. Step 3: Cross multiply
    1,102,765,734.71x = 1,654,637,081.42 × 578,010,126.14
  4. Step 4: Simplify right side
    1,102,765,734.71x = 956,396,988,152,876,672
  5. Step 5: Solve for x
    x = 956,396,988,152,876,672/1,102,765,734.71
  6. Step 6: Final answer
    x = 867,271,223.66

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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.