Home / 106,169,424.34-146,478,767.16-86,556,594.28

Finding the Fourth Proportional to 106,169,424.34, 146,478,767.16 and 86,556,594.28

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Solution

The fourth proportional to 106,169,424.34, 146,478,767.16 and 86,556,594.28 is: 119,419,534.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,169,424.34 : 146,478,767.16 = 86,556,594.28 : x
  2. Step 2: Convert to fraction form
    106,169,424.34/146,478,767.16 = 86,556,594.28/x
  3. Step 3: Cross multiply
    106,169,424.34x = 146,478,767.16 × 86,556,594.28
  4. Step 4: Simplify right side
    106,169,424.34x = 12,678,703,219,702,708
  5. Step 5: Solve for x
    x = 12,678,703,219,702,708/106,169,424.34
  6. Step 6: Final answer
    x = 119,419,534.38

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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.