Home / 93,156,514.44-128,577,896.70-57,900,945.72

Finding the Fourth Proportional to 93,156,514.44, 128,577,896.70 and 57,900,945.72

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Solution

The fourth proportional to 93,156,514.44, 128,577,896.70 and 57,900,945.72 is: 79,916,921.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,156,514.44 : 128,577,896.70 = 57,900,945.72 : x
  2. Step 2: Convert to fraction form
    93,156,514.44/128,577,896.70 = 57,900,945.72/x
  3. Step 3: Cross multiply
    93,156,514.44x = 128,577,896.70 × 57,900,945.72
  4. Step 4: Simplify right side
    93,156,514.44x = 7,444,781,817,618,467
  5. Step 5: Solve for x
    x = 7,444,781,817,618,467/93,156,514.44
  6. Step 6: Final answer
    x = 79,916,921.13

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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.