Home / 145,615,238.06-218,423,673.56-48,570,679.28

Finding the Fourth Proportional to 145,615,238.06, 218,423,673.56 and 48,570,679.28

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Solution

The fourth proportional to 145,615,238.06, 218,423,673.56 and 48,570,679.28 is: 72,856,291.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,615,238.06 : 218,423,673.56 = 48,570,679.28 : x
  2. Step 2: Convert to fraction form
    145,615,238.06/218,423,673.56 = 48,570,679.28/x
  3. Step 3: Cross multiply
    145,615,238.06x = 218,423,673.56 × 48,570,679.28
  4. Step 4: Simplify right side
    145,615,238.06x = 10,608,986,196,309,662
  5. Step 5: Solve for x
    x = 10,608,986,196,309,662/145,615,238.06
  6. Step 6: Final answer
    x = 72,856,291.26

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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.