Home / 116,720,575.06-161,094,395.01-67,856,346.58

Finding the Fourth Proportional to 116,720,575.06, 161,094,395.01 and 67,856,346.58

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Solution

The fourth proportional to 116,720,575.06, 161,094,395.01 and 67,856,346.58 is: 93,653,386.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,720,575.06 : 161,094,395.01 = 67,856,346.58 : x
  2. Step 2: Convert to fraction form
    116,720,575.06/161,094,395.01 = 67,856,346.58/x
  3. Step 3: Cross multiply
    116,720,575.06x = 161,094,395.01 × 67,856,346.58
  4. Step 4: Simplify right side
    116,720,575.06x = 10,931,277,099,893,982
  5. Step 5: Solve for x
    x = 10,931,277,099,893,982/116,720,575.06
  6. Step 6: Final answer
    x = 93,653,386.25

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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.