Home / 137,904,029.60-206,856,044.40-97,089,360.80

Finding the Fourth Proportional to 137,904,029.60, 206,856,044.40 and 97,089,360.80

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Solution

The fourth proportional to 137,904,029.60, 206,856,044.40 and 97,089,360.80 is: 145,634,041.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,904,029.60 : 206,856,044.40 = 97,089,360.80 : x
  2. Step 2: Convert to fraction form
    137,904,029.60/206,856,044.40 = 97,089,360.80/x
  3. Step 3: Cross multiply
    137,904,029.60x = 206,856,044.40 × 97,089,360.80
  4. Step 4: Simplify right side
    137,904,029.60x = 20,083,521,128,412,420
  5. Step 5: Solve for x
    x = 20,083,521,128,412,420/137,904,029.60
  6. Step 6: Final answer
    x = 145,634,041.20

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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.