Home / 209,939,755.96-314,873,742.43-56,549,940.13

Finding the Fourth Proportional to 209,939,755.96, 314,873,742.43 and 56,549,940.13

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Solution

The fourth proportional to 209,939,755.96, 314,873,742.43 and 56,549,940.13 is: 84,815,242.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,939,755.96 : 314,873,742.43 = 56,549,940.13 : x
  2. Step 2: Convert to fraction form
    209,939,755.96/314,873,742.43 = 56,549,940.13/x
  3. Step 3: Cross multiply
    209,939,755.96x = 314,873,742.43 × 56,549,940.13
  4. Step 4: Simplify right side
    209,939,755.96x = 17,806,091,282,925,542
  5. Step 5: Solve for x
    x = 17,806,091,282,925,542/209,939,755.96
  6. Step 6: Final answer
    x = 84,815,242.36

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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.