Home / 767,123,705.46-1,058,918,592.70-502,822,720.74

Finding the Fourth Proportional to 767,123,705.46, 1,058,918,592.70 and 502,822,720.74

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Solution

The fourth proportional to 767,123,705.46, 1,058,918,592.70 and 502,822,720.74 is: 694,084,049.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,123,705.46 : 1,058,918,592.70 = 502,822,720.74 : x
  2. Step 2: Convert to fraction form
    767,123,705.46/1,058,918,592.70 = 502,822,720.74/x
  3. Step 3: Cross multiply
    767,123,705.46x = 1,058,918,592.70 × 502,822,720.74
  4. Step 4: Simplify right side
    767,123,705.46x = 532,448,327,823,585,920
  5. Step 5: Solve for x
    x = 532,448,327,823,585,920/767,123,705.46
  6. Step 6: Final answer
    x = 694,084,049.33

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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.