Home / 534,363,491.40-801,545,237.10-330,290,147.40

Finding the Fourth Proportional to 534,363,491.40, 801,545,237.10 and 330,290,147.40

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Solution

The fourth proportional to 534,363,491.40, 801,545,237.10 and 330,290,147.40 is: 495,435,221.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,363,491.40 : 801,545,237.10 = 330,290,147.40 : x
  2. Step 2: Convert to fraction form
    534,363,491.40/801,545,237.10 = 330,290,147.40/x
  3. Step 3: Cross multiply
    534,363,491.40x = 801,545,237.10 × 330,290,147.40
  4. Step 4: Simplify right side
    534,363,491.40x = 264,742,494,509,526,944
  5. Step 5: Solve for x
    x = 264,742,494,509,526,944/534,363,491.40
  6. Step 6: Final answer
    x = 495,435,221.10

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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.