Home / 293,376,015.40-440,064,023.10-88,914,260.20

Finding the Fourth Proportional to 293,376,015.40, 440,064,023.10 and 88,914,260.20

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Solution

The fourth proportional to 293,376,015.40, 440,064,023.10 and 88,914,260.20 is: 133,371,390.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,376,015.40 : 440,064,023.10 = 88,914,260.20 : x
  2. Step 2: Convert to fraction form
    293,376,015.40/440,064,023.10 = 88,914,260.20/x
  3. Step 3: Cross multiply
    293,376,015.40x = 440,064,023.10 × 88,914,260.20
  4. Step 4: Simplify right side
    293,376,015.40x = 39,127,967,054,572,216
  5. Step 5: Solve for x
    x = 39,127,967,054,572,216/293,376,015.40
  6. Step 6: Final answer
    x = 133,371,390.30

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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.