Home / 648,750,232.68-895,228,843.02-380,836,943.46

Finding the Fourth Proportional to 648,750,232.68, 895,228,843.02 and 380,836,943.46

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Solution

The fourth proportional to 648,750,232.68, 895,228,843.02 and 380,836,943.46 is: 525,527,697.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,750,232.68 : 895,228,843.02 = 380,836,943.46 : x
  2. Step 2: Convert to fraction form
    648,750,232.68/895,228,843.02 = 380,836,943.46/x
  3. Step 3: Cross multiply
    648,750,232.68x = 895,228,843.02 × 380,836,943.46
  4. Step 4: Simplify right side
    648,750,232.68x = 340,936,216,272,968,960
  5. Step 5: Solve for x
    x = 340,936,216,272,968,960/648,750,232.68
  6. Step 6: Final answer
    x = 525,527,697.87

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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.