Home / 1,088,503,159.38-1,502,261,886.03-618,675,103.86

Finding the Fourth Proportional to 1,088,503,159.38, 1,502,261,886.03 and 618,675,103.86

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Solution

The fourth proportional to 1,088,503,159.38, 1,502,261,886.03 and 618,675,103.86 is: 853,844,125.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,503,159.38 : 1,502,261,886.03 = 618,675,103.86 : x
  2. Step 2: Convert to fraction form
    1,088,503,159.38/1,502,261,886.03 = 618,675,103.86/x
  3. Step 3: Cross multiply
    1,088,503,159.38x = 1,502,261,886.03 × 618,675,103.86
  4. Step 4: Simplify right side
    1,088,503,159.38x = 929,412,028,364,529,792
  5. Step 5: Solve for x
    x = 929,412,028,364,529,792/1,088,503,159.38
  6. Step 6: Final answer
    x = 853,844,125.63

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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.