Home / 126,423,880.74-189,635,894.37-35,547,469.74

Finding the Fourth Proportional to 126,423,880.74, 189,635,894.37 and 35,547,469.74

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Solution

The fourth proportional to 126,423,880.74, 189,635,894.37 and 35,547,469.74 is: 53,321,225.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,423,880.74 : 189,635,894.37 = 35,547,469.74 : x
  2. Step 2: Convert to fraction form
    126,423,880.74/189,635,894.37 = 35,547,469.74/x
  3. Step 3: Cross multiply
    126,423,880.74x = 189,635,894.37 × 35,547,469.74
  4. Step 4: Simplify right side
    126,423,880.74x = 6,741,076,216,735,412
  5. Step 5: Solve for x
    x = 6,741,076,216,735,412/126,423,880.74
  6. Step 6: Final answer
    x = 53,321,225.21

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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.