Home / 96,971,686.40-145,528,388.40-68,273,872.40

Finding the Fourth Proportional to 96,971,686.40, 145,528,388.40 and 68,273,872.40

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Solution

The fourth proportional to 96,971,686.40, 145,528,388.40 and 68,273,872.40 is: 102,460,697.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,971,686.40 : 145,528,388.40 = 68,273,872.40 : x
  2. Step 2: Convert to fraction form
    96,971,686.40/145,528,388.40 = 68,273,872.40/x
  3. Step 3: Cross multiply
    96,971,686.40x = 145,528,388.40 × 68,273,872.40
  4. Step 4: Simplify right side
    96,971,686.40x = 9,935,786,620,199,242
  5. Step 5: Solve for x
    x = 9,935,786,620,199,242/96,971,686.40
  6. Step 6: Final answer
    x = 102,460,697.44

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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.