Home / 341,949,897.60-512,885,480.40-99,612,801.60

Finding the Fourth Proportional to 341,949,897.60, 512,885,480.40 and 99,612,801.60

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Solution

The fourth proportional to 341,949,897.60, 512,885,480.40 and 99,612,801.60 is: 149,407,734.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,949,897.60 : 512,885,480.40 = 99,612,801.60 : x
  2. Step 2: Convert to fraction form
    341,949,897.60/512,885,480.40 = 99,612,801.60/x
  3. Step 3: Cross multiply
    341,949,897.60x = 512,885,480.40 × 99,612,801.60
  4. Step 4: Simplify right side
    341,949,897.60x = 51,089,959,602,605,880
  5. Step 5: Solve for x
    x = 51,089,959,602,605,880/341,949,897.60
  6. Step 6: Final answer
    x = 149,407,734.76

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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.