Home / 191,553,857.18-264,344,312.85-103,447,846.34

Finding the Fourth Proportional to 191,553,857.18, 264,344,312.85 and 103,447,846.34

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Solution

The fourth proportional to 191,553,857.18, 264,344,312.85 and 103,447,846.34 is: 142,758,022.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,553,857.18 : 264,344,312.85 = 103,447,846.34 : x
  2. Step 2: Convert to fraction form
    191,553,857.18/264,344,312.85 = 103,447,846.34/x
  3. Step 3: Cross multiply
    191,553,857.18x = 264,344,312.85 × 103,447,846.34
  4. Step 4: Simplify right side
    191,553,857.18x = 27,345,849,856,042,448
  5. Step 5: Solve for x
    x = 27,345,849,856,042,448/191,553,857.18
  6. Step 6: Final answer
    x = 142,758,022.52

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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.