Home / 105,253,031.52-157,108,632.83-92,827,940.94

Finding the Fourth Proportional to 105,253,031.52, 157,108,632.83 and 92,827,940.94

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Solution

The fourth proportional to 105,253,031.52, 157,108,632.83 and 92,827,940.94 is: 138,562,003.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,253,031.52 : 157,108,632.83 = 92,827,940.94 : x
  2. Step 2: Convert to fraction form
    105,253,031.52/157,108,632.83 = 92,827,940.94/x
  3. Step 3: Cross multiply
    105,253,031.52x = 157,108,632.83 × 92,827,940.94
  4. Step 4: Simplify right side
    105,253,031.52x = 14,584,070,889,507,386
  5. Step 5: Solve for x
    x = 14,584,070,889,507,386/105,253,031.52
  6. Step 6: Final answer
    x = 138,562,003.19

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.