Home / 112,704,001.60-169,056,002.40-105,089,742.40

Finding the Fourth Proportional to 112,704,001.60, 169,056,002.40 and 105,089,742.40

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Solution

The fourth proportional to 112,704,001.60, 169,056,002.40 and 105,089,742.40 is: 157,634,613.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,704,001.60 : 169,056,002.40 = 105,089,742.40 : x
  2. Step 2: Convert to fraction form
    112,704,001.60/169,056,002.40 = 105,089,742.40/x
  3. Step 3: Cross multiply
    112,704,001.60x = 169,056,002.40 × 105,089,742.40
  4. Step 4: Simplify right side
    112,704,001.60x = 17,766,051,743,389,784
  5. Step 5: Solve for x
    x = 17,766,051,743,389,784/112,704,001.60
  6. Step 6: Final answer
    x = 157,634,613.60

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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.