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Finding the Fourth Proportional to 562,662,011.76, 843,916,400.78 and 148,104,117.54

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Solution

The fourth proportional to 562,662,011.76, 843,916,400.78 and 148,104,117.54 is: 222,136,009.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,662,011.76 : 843,916,400.78 = 148,104,117.54 : x
  2. Step 2: Convert to fraction form
    562,662,011.76/843,916,400.78 = 148,104,117.54/x
  3. Step 3: Cross multiply
    562,662,011.76x = 843,916,400.78 × 148,104,117.54
  4. Step 4: Simplify right side
    562,662,011.76x = 124,987,493,815,054,864
  5. Step 5: Solve for x
    x = 124,987,493,815,054,864/562,662,011.76
  6. Step 6: Final answer
    x = 222,136,009.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.