Home / 65,988,515.16-98,989,514.37-22,857,638.40

Finding the Fourth Proportional to 65,988,515.16, 98,989,514.37 and 22,857,638.40

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Solution

The fourth proportional to 65,988,515.16, 98,989,514.37 and 22,857,638.40 is: 34,288,792.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,988,515.16 : 98,989,514.37 = 22,857,638.40 : x
  2. Step 2: Convert to fraction form
    65,988,515.16/98,989,514.37 = 22,857,638.40/x
  3. Step 3: Cross multiply
    65,988,515.16x = 98,989,514.37 × 22,857,638.40
  4. Step 4: Simplify right side
    65,988,515.16x = 2,262,666,524,861,064
  5. Step 5: Solve for x
    x = 2,262,666,524,861,064/65,988,515.16
  6. Step 6: Final answer
    x = 34,288,792.82

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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.