Home / 419,256,088.89-578,616,456.02-252,046,482.63

Finding the Fourth Proportional to 419,256,088.89, 578,616,456.02 and 252,046,482.63

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Solution

The fourth proportional to 419,256,088.89, 578,616,456.02 and 252,046,482.63 is: 347,850,028.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,256,088.89 : 578,616,456.02 = 252,046,482.63 : x
  2. Step 2: Convert to fraction form
    419,256,088.89/578,616,456.02 = 252,046,482.63/x
  3. Step 3: Cross multiply
    419,256,088.89x = 578,616,456.02 × 252,046,482.63
  4. Step 4: Simplify right side
    419,256,088.89x = 145,838,242,530,416,864
  5. Step 5: Solve for x
    x = 145,838,242,530,416,864/419,256,088.89
  6. Step 6: Final answer
    x = 347,850,028.65

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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.