Home / 547,689,290.08-819,570,171.90-474,165,969.72

Finding the Fourth Proportional to 547,689,290.08, 819,570,171.90 and 474,165,969.72

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Solution

The fourth proportional to 547,689,290.08, 819,570,171.90 and 474,165,969.72 is: 709,548,812.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,689,290.08 : 819,570,171.90 = 474,165,969.72 : x
  2. Step 2: Convert to fraction form
    547,689,290.08/819,570,171.90 = 474,165,969.72/x
  3. Step 3: Cross multiply
    547,689,290.08x = 819,570,171.90 × 474,165,969.72
  4. Step 4: Simplify right side
    547,689,290.08x = 388,612,285,312,550,592
  5. Step 5: Solve for x
    x = 388,612,285,312,550,592/547,689,290.08
  6. Step 6: Final answer
    x = 709,548,812.35

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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.