Home / 129,461,253.60-194,191,880.40-116,472,223.20

Finding the Fourth Proportional to 129,461,253.60, 194,191,880.40 and 116,472,223.20

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Solution

The fourth proportional to 129,461,253.60, 194,191,880.40 and 116,472,223.20 is: 174,708,334.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,461,253.60 : 194,191,880.40 = 116,472,223.20 : x
  2. Step 2: Convert to fraction form
    129,461,253.60/194,191,880.40 = 116,472,223.20/x
  3. Step 3: Cross multiply
    129,461,253.60x = 194,191,880.40 × 116,472,223.20
  4. Step 4: Simplify right side
    129,461,253.60x = 22,617,960,037,576,508
  5. Step 5: Solve for x
    x = 22,617,960,037,576,508/129,461,253.60
  6. Step 6: Final answer
    x = 174,708,334.80

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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.