Home / 767,266,769.76-1,058,925,118.32-503,170,948.32

Finding the Fourth Proportional to 767,266,769.76, 1,058,925,118.32 and 503,170,948.32

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Solution

The fourth proportional to 767,266,769.76, 1,058,925,118.32 and 503,170,948.32 is: 694,439,505.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,266,769.76 : 1,058,925,118.32 = 503,170,948.32 : x
  2. Step 2: Convert to fraction form
    767,266,769.76/1,058,925,118.32 = 503,170,948.32/x
  3. Step 3: Cross multiply
    767,266,769.76x = 1,058,925,118.32 × 503,170,948.32
  4. Step 4: Simplify right side
    767,266,769.76x = 532,820,355,984,942,656
  5. Step 5: Solve for x
    x = 532,820,355,984,942,656/767,266,769.76
  6. Step 6: Final answer
    x = 694,439,505.25

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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.