Home / 358,971,024.49-495,418,091.64-210,416,960.89

Finding the Fourth Proportional to 358,971,024.49, 495,418,091.64 and 210,416,960.89

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Solution

The fourth proportional to 358,971,024.49, 495,418,091.64 and 210,416,960.89 is: 290,397,726.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,971,024.49 : 495,418,091.64 = 210,416,960.89 : x
  2. Step 2: Convert to fraction form
    358,971,024.49/495,418,091.64 = 210,416,960.89/x
  3. Step 3: Cross multiply
    358,971,024.49x = 495,418,091.64 × 210,416,960.89
  4. Step 4: Simplify right side
    358,971,024.49x = 104,244,369,212,812,304
  5. Step 5: Solve for x
    x = 104,244,369,212,812,304/358,971,024.49
  6. Step 6: Final answer
    x = 290,397,726.00

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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.