Home / 620,752,056.88-931,200,125.10-206,265,868.24

Finding the Fourth Proportional to 620,752,056.88, 931,200,125.10 and 206,265,868.24

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Solution

The fourth proportional to 620,752,056.88, 931,200,125.10 and 206,265,868.24 is: 309,422,740.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,752,056.88 : 931,200,125.10 = 206,265,868.24 : x
  2. Step 2: Convert to fraction form
    620,752,056.88/931,200,125.10 = 206,265,868.24/x
  3. Step 3: Cross multiply
    620,752,056.88x = 931,200,125.10 × 206,265,868.24
  4. Step 4: Simplify right side
    620,752,056.88x = 192,074,802,308,948,128
  5. Step 5: Solve for x
    x = 192,074,802,308,948,128/620,752,056.88
  6. Step 6: Final answer
    x = 309,422,740.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.