Home / 116,972,682.07-161,433,130.48-64,761,718.25

Finding the Fourth Proportional to 116,972,682.07, 161,433,130.48 and 64,761,718.25

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Solution

The fourth proportional to 116,972,682.07, 161,433,130.48 and 64,761,718.25 is: 89,377,166.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,972,682.07 : 161,433,130.48 = 64,761,718.25 : x
  2. Step 2: Convert to fraction form
    116,972,682.07/161,433,130.48 = 64,761,718.25/x
  3. Step 3: Cross multiply
    116,972,682.07x = 161,433,130.48 × 64,761,718.25
  4. Step 4: Simplify right side
    116,972,682.07x = 10,454,686,912,602,924
  5. Step 5: Solve for x
    x = 10,454,686,912,602,924/116,972,682.07
  6. Step 6: Final answer
    x = 89,377,166.77

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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.