Home / 64,708,616.16-89,300,093.76-38,269,634.04

Finding the Fourth Proportional to 64,708,616.16, 89,300,093.76 and 38,269,634.04

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Solution

The fourth proportional to 64,708,616.16, 89,300,093.76 and 38,269,634.04 is: 52,813,398.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,708,616.16 : 89,300,093.76 = 38,269,634.04 : x
  2. Step 2: Convert to fraction form
    64,708,616.16/89,300,093.76 = 38,269,634.04/x
  3. Step 3: Cross multiply
    64,708,616.16x = 89,300,093.76 × 38,269,634.04
  4. Step 4: Simplify right side
    64,708,616.16x = 3,417,481,907,932,887.50
  5. Step 5: Solve for x
    x = 3,417,481,907,932,887.50/64,708,616.16
  6. Step 6: Final answer
    x = 52,813,398.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.