Home / 156,559,811.60-234,839,717.40-98,739,030.80

Finding the Fourth Proportional to 156,559,811.60, 234,839,717.40 and 98,739,030.80

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Solution

The fourth proportional to 156,559,811.60, 234,839,717.40 and 98,739,030.80 is: 148,108,546.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,559,811.60 : 234,839,717.40 = 98,739,030.80 : x
  2. Step 2: Convert to fraction form
    156,559,811.60/234,839,717.40 = 98,739,030.80/x
  3. Step 3: Cross multiply
    156,559,811.60x = 234,839,717.40 × 98,739,030.80
  4. Step 4: Simplify right side
    156,559,811.60x = 23,187,846,089,421,896
  5. Step 5: Solve for x
    x = 23,187,846,089,421,896/156,559,811.60
  6. Step 6: Final answer
    x = 148,108,546.20

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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.