Home / 314,903,858.02-472,323,894.46-84,896,193.22

Finding the Fourth Proportional to 314,903,858.02, 472,323,894.46 and 84,896,193.22

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Solution

The fourth proportional to 314,903,858.02, 472,323,894.46 and 84,896,193.22 is: 127,335,691.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,903,858.02 : 472,323,894.46 = 84,896,193.22 : x
  2. Step 2: Convert to fraction form
    314,903,858.02/472,323,894.46 = 84,896,193.22/x
  3. Step 3: Cross multiply
    314,903,858.02x = 472,323,894.46 × 84,896,193.22
  4. Step 4: Simplify right side
    314,903,858.02x = 40,098,500,605,106,000
  5. Step 5: Solve for x
    x = 40,098,500,605,106,000/314,903,858.02
  6. Step 6: Final answer
    x = 127,335,691.78

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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.