Home / 253,822,284.96-350,243,398.08-154,666,893.12

Finding the Fourth Proportional to 253,822,284.96, 350,243,398.08 and 154,666,893.12

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Solution

The fourth proportional to 253,822,284.96, 350,243,398.08 and 154,666,893.12 is: 213,421,206.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,822,284.96 : 350,243,398.08 = 154,666,893.12 : x
  2. Step 2: Convert to fraction form
    253,822,284.96/350,243,398.08 = 154,666,893.12/x
  3. Step 3: Cross multiply
    253,822,284.96x = 350,243,398.08 × 154,666,893.12
  4. Step 4: Simplify right side
    253,822,284.96x = 54,171,058,216,824,976
  5. Step 5: Solve for x
    x = 54,171,058,216,824,976/253,822,284.96
  6. Step 6: Final answer
    x = 213,421,206.20

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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.