Home / 209,952,350.90-314,928,526.35-194,646,850.10

Finding the Fourth Proportional to 209,952,350.90, 314,928,526.35 and 194,646,850.10

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Solution

The fourth proportional to 209,952,350.90, 314,928,526.35 and 194,646,850.10 is: 291,970,275.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,350.90 : 314,928,526.35 = 194,646,850.10 : x
  2. Step 2: Convert to fraction form
    209,952,350.90/314,928,526.35 = 194,646,850.10/x
  3. Step 3: Cross multiply
    209,952,350.90x = 314,928,526.35 × 194,646,850.10
  4. Step 4: Simplify right side
    209,952,350.90x = 61,299,845,660,662,352
  5. Step 5: Solve for x
    x = 61,299,845,660,662,352/209,952,350.90
  6. Step 6: Final answer
    x = 291,970,275.15

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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.