Home / 93,423,112.52-128,921,396.45-51,606,277.85

Finding the Fourth Proportional to 93,423,112.52, 128,921,396.45 and 51,606,277.85

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Solution

The fourth proportional to 93,423,112.52, 128,921,396.45 and 51,606,277.85 is: 71,215,283.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,423,112.52 : 128,921,396.45 = 51,606,277.85 : x
  2. Step 2: Convert to fraction form
    93,423,112.52/128,921,396.45 = 51,606,277.85/x
  3. Step 3: Cross multiply
    93,423,112.52x = 128,921,396.45 × 51,606,277.85
  4. Step 4: Simplify right side
    93,423,112.52x = 6,653,153,406,072,975
  5. Step 5: Solve for x
    x = 6,653,153,406,072,975/93,423,112.52
  6. Step 6: Final answer
    x = 71,215,283.10

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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.