Home / 89,423,133.88-134,134,683.54-38,271,983.80

Finding the Fourth Proportional to 89,423,133.88, 134,134,683.54 and 38,271,983.80

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Solution

The fourth proportional to 89,423,133.88, 134,134,683.54 and 38,271,983.80 is: 57,407,968.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,423,133.88 : 134,134,683.54 = 38,271,983.80 : x
  2. Step 2: Convert to fraction form
    89,423,133.88/134,134,683.54 = 38,271,983.80/x
  3. Step 3: Cross multiply
    89,423,133.88x = 134,134,683.54 × 38,271,983.80
  4. Step 4: Simplify right side
    89,423,133.88x = 5,133,600,435,461,007
  5. Step 5: Solve for x
    x = 5,133,600,435,461,007/89,423,133.88
  6. Step 6: Final answer
    x = 57,407,968.30

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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.