Home / 240,767,489.78-332,261,088.72-130,759,990.10

Finding the Fourth Proportional to 240,767,489.78, 332,261,088.72 and 130,759,990.10

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Solution

The fourth proportional to 240,767,489.78, 332,261,088.72 and 130,759,990.10 is: 180,449,846.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,767,489.78 : 332,261,088.72 = 130,759,990.10 : x
  2. Step 2: Convert to fraction form
    240,767,489.78/332,261,088.72 = 130,759,990.10/x
  3. Step 3: Cross multiply
    240,767,489.78x = 332,261,088.72 × 130,759,990.10
  4. Step 4: Simplify right side
    240,767,489.78x = 43,446,456,671,642,424
  5. Step 5: Solve for x
    x = 43,446,456,671,642,424/240,767,489.78
  6. Step 6: Final answer
    x = 180,449,846.91

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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.