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Finding the Fourth Proportional to 299,572,264.80, 448,686,550.80 and 245,824,552.80

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Solution

The fourth proportional to 299,572,264.80, 448,686,550.80 and 245,824,552.80 is: 368,185,522.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,572,264.80 : 448,686,550.80 = 245,824,552.80 : x
  2. Step 2: Convert to fraction form
    299,572,264.80/448,686,550.80 = 245,824,552.80/x
  3. Step 3: Cross multiply
    299,572,264.80x = 448,686,550.80 × 245,824,552.80
  4. Step 4: Simplify right side
    299,572,264.80x = 110,298,170,697,784,496
  5. Step 5: Solve for x
    x = 110,298,170,697,784,496/299,572,264.80
  6. Step 6: Final answer
    x = 368,185,522.02

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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.