Home / 506,380,050.36-698,833,756.44-283,359,784.95

Finding the Fourth Proportional to 506,380,050.36, 698,833,756.44 and 283,359,784.95

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Solution

The fourth proportional to 506,380,050.36, 698,833,756.44 and 283,359,784.95 is: 391,052,891.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,380,050.36 : 698,833,756.44 = 283,359,784.95 : x
  2. Step 2: Convert to fraction form
    506,380,050.36/698,833,756.44 = 283,359,784.95/x
  3. Step 3: Cross multiply
    506,380,050.36x = 698,833,756.44 × 283,359,784.95
  4. Step 4: Simplify right side
    506,380,050.36x = 198,021,382,940,639,072
  5. Step 5: Solve for x
    x = 198,021,382,940,639,072/506,380,050.36
  6. Step 6: Final answer
    x = 391,052,891.60

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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.