Home / 538,882,277.20-808,323,415.80-484,462,718.80

Finding the Fourth Proportional to 538,882,277.20, 808,323,415.80 and 484,462,718.80

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Solution

The fourth proportional to 538,882,277.20, 808,323,415.80 and 484,462,718.80 is: 726,694,078.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,882,277.20 : 808,323,415.80 = 484,462,718.80 : x
  2. Step 2: Convert to fraction form
    538,882,277.20/808,323,415.80 = 484,462,718.80/x
  3. Step 3: Cross multiply
    538,882,277.20x = 808,323,415.80 × 484,462,718.80
  4. Step 4: Simplify right side
    538,882,277.20x = 391,602,559,688,170,880
  5. Step 5: Solve for x
    x = 391,602,559,688,170,880/538,882,277.20
  6. Step 6: Final answer
    x = 726,694,078.20

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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.