Home / 151,944,483.40-209,683,572.36-82,329,809.36

Finding the Fourth Proportional to 151,944,483.40, 209,683,572.36 and 82,329,809.36

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Solution

The fourth proportional to 151,944,483.40, 209,683,572.36 and 82,329,809.36 is: 113,615,237.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,944,483.40 : 209,683,572.36 = 82,329,809.36 : x
  2. Step 2: Convert to fraction form
    151,944,483.40/209,683,572.36 = 82,329,809.36/x
  3. Step 3: Cross multiply
    151,944,483.40x = 209,683,572.36 × 82,329,809.36
  4. Step 4: Simplify right side
    151,944,483.40x = 17,263,208,538,322,566
  5. Step 5: Solve for x
    x = 17,263,208,538,322,566/151,944,483.40
  6. Step 6: Final answer
    x = 113,615,237.30

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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.