Home / 126,802,193.34-190,268,369.61-60,403,816.40

Finding the Fourth Proportional to 126,802,193.34, 190,268,369.61 and 60,403,816.40

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Solution

The fourth proportional to 126,802,193.34, 190,268,369.61 and 60,403,816.40 is: 90,636,726.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,802,193.34 : 190,268,369.61 = 60,403,816.40 : x
  2. Step 2: Convert to fraction form
    126,802,193.34/190,268,369.61 = 60,403,816.40/x
  3. Step 3: Cross multiply
    126,802,193.34x = 190,268,369.61 × 60,403,816.40
  4. Step 4: Simplify right side
    126,802,193.34x = 11,492,935,664,962,288
  5. Step 5: Solve for x
    x = 11,492,935,664,962,288/126,802,193.34
  6. Step 6: Final answer
    x = 90,636,726.09

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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.