Home / 175,616,681-242,351,019.78-98,354,345

Finding the Fourth Proportional to 175,616,681, 242,351,019.78 and 98,354,345

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Solution

The fourth proportional to 175,616,681, 242,351,019.78 and 98,354,345 is: 135,728,996.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,616,681 : 242,351,019.78 = 98,354,345 : x
  2. Step 2: Convert to fraction form
    175,616,681/242,351,019.78 = 98,354,345/x
  3. Step 3: Cross multiply
    175,616,681x = 242,351,019.78 × 98,354,345
  4. Step 4: Simplify right side
    175,616,681x = 23,836,275,810,543,944
  5. Step 5: Solve for x
    x = 23,836,275,810,543,944/175,616,681
  6. Step 6: Final answer
    x = 135,728,996.10

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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.