Home / 173,089,721.40-259,634,582.10-58,078,015.80

Finding the Fourth Proportional to 173,089,721.40, 259,634,582.10 and 58,078,015.80

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Solution

The fourth proportional to 173,089,721.40, 259,634,582.10 and 58,078,015.80 is: 87,117,023.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,089,721.40 : 259,634,582.10 = 58,078,015.80 : x
  2. Step 2: Convert to fraction form
    173,089,721.40/259,634,582.10 = 58,078,015.80/x
  3. Step 3: Cross multiply
    173,089,721.40x = 259,634,582.10 × 58,078,015.80
  4. Step 4: Simplify right side
    173,089,721.40x = 15,079,061,361,430,196
  5. Step 5: Solve for x
    x = 15,079,061,361,430,196/173,089,721.40
  6. Step 6: Final answer
    x = 87,117,023.70

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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.