Home / 105,891,206.48-158,349,204.39-100,725,599.96

Finding the Fourth Proportional to 105,891,206.48, 158,349,204.39 and 100,725,599.96

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Solution

The fourth proportional to 105,891,206.48, 158,349,204.39 and 100,725,599.96 is: 150,624,581.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,891,206.48 : 158,349,204.39 = 100,725,599.96 : x
  2. Step 2: Convert to fraction form
    105,891,206.48/158,349,204.39 = 100,725,599.96/x
  3. Step 3: Cross multiply
    105,891,206.48x = 158,349,204.39 × 100,725,599.96
  4. Step 4: Simplify right side
    105,891,206.48x = 15,949,818,615,371,414
  5. Step 5: Solve for x
    x = 15,949,818,615,371,414/105,891,206.48
  6. Step 6: Final answer
    x = 150,624,581.07

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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.