Home / 495,341,320.80-743,011,981.20-204,058,508.70

Finding the Fourth Proportional to 495,341,320.80, 743,011,981.20 and 204,058,508.70

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Solution

The fourth proportional to 495,341,320.80, 743,011,981.20 and 204,058,508.70 is: 306,087,763.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,341,320.80 : 743,011,981.20 = 204,058,508.70 : x
  2. Step 2: Convert to fraction form
    495,341,320.80/743,011,981.20 = 204,058,508.70/x
  3. Step 3: Cross multiply
    495,341,320.80x = 743,011,981.20 × 204,058,508.70
  4. Step 4: Simplify right side
    495,341,320.80x = 151,617,916,829,904,448
  5. Step 5: Solve for x
    x = 151,617,916,829,904,448/495,341,320.80
  6. Step 6: Final answer
    x = 306,087,763.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.