Home / 484,105,115.14-725,607,243.87-425,698,334.98

Finding the Fourth Proportional to 484,105,115.14, 725,607,243.87 and 425,698,334.98

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Solution

The fourth proportional to 484,105,115.14, 725,607,243.87 and 425,698,334.98 is: 638,063,482.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,105,115.14 : 725,607,243.87 = 425,698,334.98 : x
  2. Step 2: Convert to fraction form
    484,105,115.14/725,607,243.87 = 425,698,334.98/x
  3. Step 3: Cross multiply
    484,105,115.14x = 725,607,243.87 × 425,698,334.98
  4. Step 4: Simplify right side
    484,105,115.14x = 308,889,795,564,885,824
  5. Step 5: Solve for x
    x = 308,889,795,564,885,824/484,105,115.14
  6. Step 6: Final answer
    x = 638,063,482.30

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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.