Home / 261,019,956.48-360,199,294.72-143,544,924.16

Finding the Fourth Proportional to 261,019,956.48, 360,199,294.72 and 143,544,924.16

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Solution

The fourth proportional to 261,019,956.48, 360,199,294.72 and 143,544,924.16 is: 198,087,460.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,019,956.48 : 360,199,294.72 = 143,544,924.16 : x
  2. Step 2: Convert to fraction form
    261,019,956.48/360,199,294.72 = 143,544,924.16/x
  3. Step 3: Cross multiply
    261,019,956.48x = 360,199,294.72 × 143,544,924.16
  4. Step 4: Simplify right side
    261,019,956.48x = 51,704,780,443,067,888
  5. Step 5: Solve for x
    x = 51,704,780,443,067,888/261,019,956.48
  6. Step 6: Final answer
    x = 198,087,460.98

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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.