Home / 578,344,001.40-867,625,965-190,278,697.32

Finding the Fourth Proportional to 578,344,001.40, 867,625,965 and 190,278,697.32

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Solution

The fourth proportional to 578,344,001.40, 867,625,965 and 190,278,697.32 is: 285,454,224.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,344,001.40 : 867,625,965 = 190,278,697.32 : x
  2. Step 2: Convert to fraction form
    578,344,001.40/867,625,965 = 190,278,697.32/x
  3. Step 3: Cross multiply
    578,344,001.40x = 867,625,965 × 190,278,697.32
  4. Step 4: Simplify right side
    578,344,001.40x = 165,090,738,381,207,904
  5. Step 5: Solve for x
    x = 165,090,738,381,207,904/578,344,001.40
  6. Step 6: Final answer
    x = 285,454,224.44

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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.