Home / 1,262,247,144.30-1,741,867,645.26-705,334,767.66

Finding the Fourth Proportional to 1,262,247,144.30, 1,741,867,645.26 and 705,334,767.66

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Solution

The fourth proportional to 1,262,247,144.30, 1,741,867,645.26 and 705,334,767.66 is: 973,343,307.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,247,144.30 : 1,741,867,645.26 = 705,334,767.66 : x
  2. Step 2: Convert to fraction form
    1,262,247,144.30/1,741,867,645.26 = 705,334,767.66/x
  3. Step 3: Cross multiply
    1,262,247,144.30x = 1,741,867,645.26 × 705,334,767.66
  4. Step 4: Simplify right side
    1,262,247,144.30x = 1,228,599,810,863,933,440
  5. Step 5: Solve for x
    x = 1,228,599,810,863,933,440/1,262,247,144.30
  6. Step 6: Final answer
    x = 973,343,307.93

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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.