Home / 291,124,832.67-401,754,211.34-158,966,746.83

Finding the Fourth Proportional to 291,124,832.67, 401,754,211.34 and 158,966,746.83

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Solution

The fourth proportional to 291,124,832.67, 401,754,211.34 and 158,966,746.83 is: 219,375,171.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,124,832.67 : 401,754,211.34 = 158,966,746.83 : x
  2. Step 2: Convert to fraction form
    291,124,832.67/401,754,211.34 = 158,966,746.83/x
  3. Step 3: Cross multiply
    291,124,832.67x = 401,754,211.34 × 158,966,746.83
  4. Step 4: Simplify right side
    291,124,832.67x = 63,865,560,001,177,264
  5. Step 5: Solve for x
    x = 63,865,560,001,177,264/291,124,832.67
  6. Step 6: Final answer
    x = 219,375,171.18

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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.