Home / 245,832,439.21-369,011,161.61-105,842,223.14

Finding the Fourth Proportional to 245,832,439.21, 369,011,161.61 and 105,842,223.14

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Solution

The fourth proportional to 245,832,439.21, 369,011,161.61 and 105,842,223.14 is: 158,876,354.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,832,439.21 : 369,011,161.61 = 105,842,223.14 : x
  2. Step 2: Convert to fraction form
    245,832,439.21/369,011,161.61 = 105,842,223.14/x
  3. Step 3: Cross multiply
    245,832,439.21x = 369,011,161.61 × 105,842,223.14
  4. Step 4: Simplify right side
    245,832,439.21x = 39,056,961,706,695,776
  5. Step 5: Solve for x
    x = 39,056,961,706,695,776/245,832,439.21
  6. Step 6: Final answer
    x = 158,876,354.29

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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.