Home / 53,471,905,201.80-80,207,857,802.70-47,893,050,160.20

Finding the Fourth Proportional to 53,471,905,201.80, 80,207,857,802.70 and 47,893,050,160.20

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Solution

The fourth proportional to 53,471,905,201.80, 80,207,857,802.70 and 47,893,050,160.20 is: 71,839,575,240.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,471,905,201.80 : 80,207,857,802.70 = 47,893,050,160.20 : x
  2. Step 2: Convert to fraction form
    53,471,905,201.80/80,207,857,802.70 = 47,893,050,160.20/x
  3. Step 3: Cross multiply
    53,471,905,201.80x = 80,207,857,802.70 × 47,893,050,160.20
  4. Step 4: Simplify right side
    53,471,905,201.80x = 3,841,398,956,986,899,890,176
  5. Step 5: Solve for x
    x = 3,841,398,956,986,899,890,176/53,471,905,201.80
  6. Step 6: Final answer
    x = 71,839,575,240.30

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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.