Home / 714,669,783.90-1,072,004,675.85-469,781,771.10

Finding the Fourth Proportional to 714,669,783.90, 1,072,004,675.85 and 469,781,771.10

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Solution

The fourth proportional to 714,669,783.90, 1,072,004,675.85 and 469,781,771.10 is: 704,672,656.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,669,783.90 : 1,072,004,675.85 = 469,781,771.10 : x
  2. Step 2: Convert to fraction form
    714,669,783.90/1,072,004,675.85 = 469,781,771.10/x
  3. Step 3: Cross multiply
    714,669,783.90x = 1,072,004,675.85 × 469,781,771.10
  4. Step 4: Simplify right side
    714,669,783.90x = 503,608,255,248,294,464
  5. Step 5: Solve for x
    x = 503,608,255,248,294,464/714,669,783.90
  6. Step 6: Final answer
    x = 704,672,656.65

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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.