Home / 152,608,501.34-210,597,731.72-82,992,398.48

Finding the Fourth Proportional to 152,608,501.34, 210,597,731.72 and 82,992,398.48

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Solution

The fourth proportional to 152,608,501.34, 210,597,731.72 and 82,992,398.48 is: 114,528,422.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,608,501.34 : 210,597,731.72 = 82,992,398.48 : x
  2. Step 2: Convert to fraction form
    152,608,501.34/210,597,731.72 = 82,992,398.48/x
  3. Step 3: Cross multiply
    152,608,501.34x = 210,597,731.72 × 82,992,398.48
  4. Step 4: Simplify right side
    152,608,501.34x = 17,478,010,869,890,376
  5. Step 5: Solve for x
    x = 17,478,010,869,890,376/152,608,501.34
  6. Step 6: Final answer
    x = 114,528,422.18

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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.