Home / 798,487,314.30-1,101,972,140.62-459,499,700.82

Finding the Fourth Proportional to 798,487,314.30, 1,101,972,140.62 and 459,499,700.82

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Solution

The fourth proportional to 798,487,314.30, 1,101,972,140.62 and 459,499,700.82 is: 634,143,911.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,487,314.30 : 1,101,972,140.62 = 459,499,700.82 : x
  2. Step 2: Convert to fraction form
    798,487,314.30/1,101,972,140.62 = 459,499,700.82/x
  3. Step 3: Cross multiply
    798,487,314.30x = 1,101,972,140.62 × 459,499,700.82
  4. Step 4: Simplify right side
    798,487,314.30x = 506,355,868,926,864,896
  5. Step 5: Solve for x
    x = 506,355,868,926,864,896/798,487,314.30
  6. Step 6: Final answer
    x = 634,143,911.69

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.