Home / 47,830,176,012.80-71,745,264,019.20-25,514,755,846.40

Finding the Fourth Proportional to 47,830,176,012.80, 71,745,264,019.20 and 25,514,755,846.40

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Solution

The fourth proportional to 47,830,176,012.80, 71,745,264,019.20 and 25,514,755,846.40 is: 38,272,133,769.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,830,176,012.80 : 71,745,264,019.20 = 25,514,755,846.40 : x
  2. Step 2: Convert to fraction form
    47,830,176,012.80/71,745,264,019.20 = 25,514,755,846.40/x
  3. Step 3: Cross multiply
    47,830,176,012.80x = 71,745,264,019.20 × 25,514,755,846.40
  4. Step 4: Simplify right side
    47,830,176,012.80x = 1,830,562,894,585,394,888,704
  5. Step 5: Solve for x
    x = 1,830,562,894,585,394,888,704/47,830,176,012.80
  6. Step 6: Final answer
    x = 38,272,133,769.60

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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.