Home / 314,964,048.20-472,446,072.30-294,808,656.20

Finding the Fourth Proportional to 314,964,048.20, 472,446,072.30 and 294,808,656.20

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Solution

The fourth proportional to 314,964,048.20, 472,446,072.30 and 294,808,656.20 is: 442,212,984.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,964,048.20 : 472,446,072.30 = 294,808,656.20 : x
  2. Step 2: Convert to fraction form
    314,964,048.20/472,446,072.30 = 294,808,656.20/x
  3. Step 3: Cross multiply
    314,964,048.20x = 472,446,072.30 × 294,808,656.20
  4. Step 4: Simplify right side
    314,964,048.20x = 139,281,191,701,731,040
  5. Step 5: Solve for x
    x = 139,281,191,701,731,040/314,964,048.20
  6. Step 6: Final answer
    x = 442,212,984.30

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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.