Home / 569,528,178,166.11-785,949,664,168.57-309,105,891,350.22

Finding the Fourth Proportional to 569,528,178,166.11, 785,949,664,168.57 and 309,105,891,350.22

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Solution

The fourth proportional to 569,528,178,166.11, 785,949,664,168.57 and 309,105,891,350.22 is: 426,566,552,477.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,528,178,166.11 : 785,949,664,168.57 = 309,105,891,350.22 : x
  2. Step 2: Convert to fraction form
    569,528,178,166.11/785,949,664,168.57 = 309,105,891,350.22/x
  3. Step 3: Cross multiply
    569,528,178,166.11x = 785,949,664,168.57 × 309,105,891,350.22
  4. Step 4: Simplify right side
    569,528,178,166.11x = 242,941,671,499,231,863,504,896
  5. Step 5: Solve for x
    x = 242,941,671,499,231,863,504,896/569,528,178,166.11
  6. Step 6: Final answer
    x = 426,566,552,477.72

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Double scale
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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.