Home / 209,958,007.30-314,937,010.95-56,619,564.10

Finding the Fourth Proportional to 209,958,007.30, 314,937,010.95 and 56,619,564.10

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Solution

The fourth proportional to 209,958,007.30, 314,937,010.95 and 56,619,564.10 is: 84,929,346.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,958,007.30 : 314,937,010.95 = 56,619,564.10 : x
  2. Step 2: Convert to fraction form
    209,958,007.30/314,937,010.95 = 56,619,564.10/x
  3. Step 3: Cross multiply
    209,958,007.30x = 314,937,010.95 × 56,619,564.10
  4. Step 4: Simplify right side
    209,958,007.30x = 17,831,596,278,945,926
  5. Step 5: Solve for x
    x = 17,831,596,278,945,926/209,958,007.30
  6. Step 6: Final answer
    x = 84,929,346.15

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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.