Home / 96,971,720.40-145,528,439.40-68,273,906.40

Finding the Fourth Proportional to 96,971,720.40, 145,528,439.40 and 68,273,906.40

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Solution

The fourth proportional to 96,971,720.40, 145,528,439.40 and 68,273,906.40 is: 102,460,748.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,971,720.40 : 145,528,439.40 = 68,273,906.40 : x
  2. Step 2: Convert to fraction form
    96,971,720.40/145,528,439.40 = 68,273,906.40/x
  3. Step 3: Cross multiply
    96,971,720.40x = 145,528,439.40 × 68,273,906.40
  4. Step 4: Simplify right side
    96,971,720.40x = 9,935,795,050,133,674
  5. Step 5: Solve for x
    x = 9,935,795,050,133,674/96,971,720.40
  6. Step 6: Final answer
    x = 102,460,748.44

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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.