Home / 109,450,875.21-151,035,561.80-62,401,370.13

Finding the Fourth Proportional to 109,450,875.21, 151,035,561.80 and 62,401,370.13

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Solution

The fourth proportional to 109,450,875.21, 151,035,561.80 and 62,401,370.13 is: 86,110,101.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,450,875.21 : 151,035,561.80 = 62,401,370.13 : x
  2. Step 2: Convert to fraction form
    109,450,875.21/151,035,561.80 = 62,401,370.13/x
  3. Step 3: Cross multiply
    109,450,875.21x = 151,035,561.80 × 62,401,370.13
  4. Step 4: Simplify right side
    109,450,875.21x = 9,424,825,994,674,290
  5. Step 5: Solve for x
    x = 9,424,825,994,674,290/109,450,875.21
  6. Step 6: Final answer
    x = 86,110,101.69

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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.