Home / 191,553,850.59-264,344,303.69-103,447,839.78

Finding the Fourth Proportional to 191,553,850.59, 264,344,303.69 and 103,447,839.78

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Solution

The fourth proportional to 191,553,850.59, 264,344,303.69 and 103,447,839.78 is: 142,758,013.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,553,850.59 : 264,344,303.69 = 103,447,839.78 : x
  2. Step 2: Convert to fraction form
    191,553,850.59/264,344,303.69 = 103,447,839.78/x
  3. Step 3: Cross multiply
    191,553,850.59x = 264,344,303.69 × 103,447,839.78
  4. Step 4: Simplify right side
    191,553,850.59x = 27,345,847,174,878,784
  5. Step 5: Solve for x
    x = 27,345,847,174,878,784/191,553,850.59
  6. Step 6: Final answer
    x = 142,758,013.43

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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.