Home / 499,774,600,642.52-749,425,582,312.45-193,607,780,906.93

Finding the Fourth Proportional to 499,774,600,642.52, 749,425,582,312.45 and 193,607,780,906.93

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Solution

The fourth proportional to 499,774,600,642.52, 749,425,582,312.45 and 193,607,780,906.93 is: 290,320,123,831.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,774,600,642.52 : 749,425,582,312.45 = 193,607,780,906.93 : x
  2. Step 2: Convert to fraction form
    499,774,600,642.52/749,425,582,312.45 = 193,607,780,906.93/x
  3. Step 3: Cross multiply
    499,774,600,642.52x = 749,425,582,312.45 × 193,607,780,906.93
  4. Step 4: Simplify right side
    499,774,600,642.52x = 145,094,623,946,397,244,719,104
  5. Step 5: Solve for x
    x = 145,094,623,946,397,244,719,104/499,774,600,642.52
  6. Step 6: Final answer
    x = 290,320,123,831.55

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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.