Home / 68,271,683.60-102,390,480.36-26,780,993.12

Finding the Fourth Proportional to 68,271,683.60, 102,390,480.36 and 26,780,993.12

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Solution

The fourth proportional to 68,271,683.60, 102,390,480.36 and 26,780,993.12 is: 40,164,803.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,271,683.60 : 102,390,480.36 = 26,780,993.12 : x
  2. Step 2: Convert to fraction form
    68,271,683.60/102,390,480.36 = 26,780,993.12/x
  3. Step 3: Cross multiply
    68,271,683.60x = 102,390,480.36 × 26,780,993.12
  4. Step 4: Simplify right side
    68,271,683.60x = 2,742,118,750,074,655
  5. Step 5: Solve for x
    x = 2,742,118,750,074,655/68,271,683.60
  6. Step 6: Final answer
    x = 40,164,803.41

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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.