Home / 894,605,536.80-1,341,908,305.20-239,657,648.40

Finding the Fourth Proportional to 894,605,536.80, 1,341,908,305.20 and 239,657,648.40

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Solution

The fourth proportional to 894,605,536.80, 1,341,908,305.20 and 239,657,648.40 is: 359,486,472.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,605,536.80 : 1,341,908,305.20 = 239,657,648.40 : x
  2. Step 2: Convert to fraction form
    894,605,536.80/1,341,908,305.20 = 239,657,648.40/x
  3. Step 3: Cross multiply
    894,605,536.80x = 1,341,908,305.20 × 239,657,648.40
  4. Step 4: Simplify right side
    894,605,536.80x = 321,598,588,792,661,504
  5. Step 5: Solve for x
    x = 321,598,588,792,661,504/894,605,536.80
  6. Step 6: Final answer
    x = 359,486,472.60

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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.