Home / 116,657,262,342.22-161,012,920,470.89-70,921,819,565.88

Finding the Fourth Proportional to 116,657,262,342.22, 161,012,920,470.89 and 70,921,819,565.88

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Solution

The fourth proportional to 116,657,262,342.22, 161,012,920,470.89 and 70,921,819,565.88 is: 97,887,855,964.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,657,262,342.22 : 161,012,920,470.89 = 70,921,819,565.88 : x
  2. Step 2: Convert to fraction form
    116,657,262,342.22/161,012,920,470.89 = 70,921,819,565.88/x
  3. Step 3: Cross multiply
    116,657,262,342.22x = 161,012,920,470.89 × 70,921,819,565.88
  4. Step 4: Simplify right side
    116,657,262,342.22x = 11,419,329,293,411,848,028,160
  5. Step 5: Solve for x
    x = 11,419,329,293,411,848,028,160/116,657,262,342.22
  6. Step 6: Final answer
    x = 97,887,855,964.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.