Home / 209,735,782.84-314,648,619.54-73,425,613.24

Finding the Fourth Proportional to 209,735,782.84, 314,648,619.54 and 73,425,613.24

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Solution

The fourth proportional to 209,735,782.84, 314,648,619.54 and 73,425,613.24 is: 110,154,154.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,735,782.84 : 314,648,619.54 = 73,425,613.24 : x
  2. Step 2: Convert to fraction form
    209,735,782.84/314,648,619.54 = 73,425,613.24/x
  3. Step 3: Cross multiply
    209,735,782.84x = 314,648,619.54 × 73,425,613.24
  4. Step 4: Simplify right side
    209,735,782.84x = 23,103,267,844,843,948
  5. Step 5: Solve for x
    x = 23,103,267,844,843,948/209,735,782.84
  6. Step 6: Final answer
    x = 110,154,154.58

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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.