Home / 343,875,410.05-474,546,044.58-187,242,142

Finding the Fourth Proportional to 343,875,410.05, 474,546,044.58 and 187,242,142

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Solution

The fourth proportional to 343,875,410.05, 474,546,044.58 and 187,242,142 is: 258,393,055.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,875,410.05 : 474,546,044.58 = 187,242,142 : x
  2. Step 2: Convert to fraction form
    343,875,410.05/474,546,044.58 = 187,242,142/x
  3. Step 3: Cross multiply
    343,875,410.05x = 474,546,044.58 × 187,242,142
  4. Step 4: Simplify right side
    343,875,410.05x = 88,855,017,864,786,688
  5. Step 5: Solve for x
    x = 88,855,017,864,786,688/343,875,410.05
  6. Step 6: Final answer
    x = 258,393,055.36

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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.