Home / 499,774,600,625.51-749,425,582,287.05-193,607,780,889.90

Finding the Fourth Proportional to 499,774,600,625.51, 749,425,582,287.05 and 193,607,780,889.90

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Solution

The fourth proportional to 499,774,600,625.51, 749,425,582,287.05 and 193,607,780,889.90 is: 290,320,123,806.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,774,600,625.51 : 749,425,582,287.05 = 193,607,780,889.90 : x
  2. Step 2: Convert to fraction form
    499,774,600,625.51/749,425,582,287.05 = 193,607,780,889.90/x
  3. Step 3: Cross multiply
    499,774,600,625.51x = 749,425,582,287.05 × 193,607,780,889.90
  4. Step 4: Simplify right side
    499,774,600,625.51x = 145,094,623,928,716,911,181,824
  5. Step 5: Solve for x
    x = 145,094,623,928,716,911,181,824/499,774,600,625.51
  6. Step 6: Final answer
    x = 290,320,123,806.05

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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.