Home / 495,391,987.80-743,087,981.70-332,133,312.60

Finding the Fourth Proportional to 495,391,987.80, 743,087,981.70 and 332,133,312.60

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Solution

The fourth proportional to 495,391,987.80, 743,087,981.70 and 332,133,312.60 is: 498,199,968.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,391,987.80 : 743,087,981.70 = 332,133,312.60 : x
  2. Step 2: Convert to fraction form
    495,391,987.80/743,087,981.70 = 332,133,312.60/x
  3. Step 3: Cross multiply
    495,391,987.80x = 743,087,981.70 × 332,133,312.60
  4. Step 4: Simplify right side
    495,391,987.80x = 246,804,272,915,269,216
  5. Step 5: Solve for x
    x = 246,804,272,915,269,216/495,391,987.80
  6. Step 6: Final answer
    x = 498,199,968.90

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1.5x scale

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.