Home / 116,657,262,342.66-161,012,920,471.50-70,921,819,566.31

Finding the Fourth Proportional to 116,657,262,342.66, 161,012,920,471.50 and 70,921,819,566.31

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Solution

The fourth proportional to 116,657,262,342.66, 161,012,920,471.50 and 70,921,819,566.31 is: 97,887,855,965.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,657,262,342.66 : 161,012,920,471.50 = 70,921,819,566.31 : x
  2. Step 2: Convert to fraction form
    116,657,262,342.66/161,012,920,471.50 = 70,921,819,566.31/x
  3. Step 3: Cross multiply
    116,657,262,342.66x = 161,012,920,471.50 × 70,921,819,566.31
  4. Step 4: Simplify right side
    116,657,262,342.66x = 11,419,329,293,524,343,455,744
  5. Step 5: Solve for x
    x = 11,419,329,293,524,343,455,744/116,657,262,342.66
  6. Step 6: Final answer
    x = 97,887,855,965.47

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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.