Home / 113,376,837.60-170,065,256.40-111,487,269.60

Finding the Fourth Proportional to 113,376,837.60, 170,065,256.40 and 111,487,269.60

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Solution

The fourth proportional to 113,376,837.60, 170,065,256.40 and 111,487,269.60 is: 167,230,904.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,376,837.60 : 170,065,256.40 = 111,487,269.60 : x
  2. Step 2: Convert to fraction form
    113,376,837.60/170,065,256.40 = 111,487,269.60/x
  3. Step 3: Cross multiply
    113,376,837.60x = 170,065,256.40 × 111,487,269.60
  4. Step 4: Simplify right side
    113,376,837.60x = 18,960,111,089,859,924
  5. Step 5: Solve for x
    x = 18,960,111,089,859,924/113,376,837.60
  6. Step 6: Final answer
    x = 167,230,904.40

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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.