Home / 94,118,921.40-141,178,382.10-65,421,107.40

Finding the Fourth Proportional to 94,118,921.40, 141,178,382.10 and 65,421,107.40

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Solution

The fourth proportional to 94,118,921.40, 141,178,382.10 and 65,421,107.40 is: 98,131,661.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,118,921.40 : 141,178,382.10 = 65,421,107.40 : x
  2. Step 2: Convert to fraction form
    94,118,921.40/141,178,382.10 = 65,421,107.40/x
  3. Step 3: Cross multiply
    94,118,921.40x = 141,178,382.10 × 65,421,107.40
  4. Step 4: Simplify right side
    94,118,921.40x = 9,236,046,097,922,336
  5. Step 5: Solve for x
    x = 9,236,046,097,922,336/94,118,921.40
  6. Step 6: Final answer
    x = 98,131,661.10

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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.