Home / 369,807,828.72-510,335,301.05-200,262,362.19

Finding the Fourth Proportional to 369,807,828.72, 510,335,301.05 and 200,262,362.19

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Solution

The fourth proportional to 369,807,828.72, 510,335,301.05 and 200,262,362.19 is: 276,362,329.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,807,828.72 : 510,335,301.05 = 200,262,362.19 : x
  2. Step 2: Convert to fraction form
    369,807,828.72/510,335,301.05 = 200,262,362.19/x
  3. Step 3: Cross multiply
    369,807,828.72x = 510,335,301.05 × 200,262,362.19
  4. Step 4: Simplify right side
    369,807,828.72x = 102,200,952,897,217,792
  5. Step 5: Solve for x
    x = 102,200,952,897,217,792/369,807,828.72
  6. Step 6: Final answer
    x = 276,362,329.19

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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.