Home / 313,078,465.53-469,675,430.30-103,000,980.03

Finding the Fourth Proportional to 313,078,465.53, 469,675,430.30 and 103,000,980.03

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Solution

The fourth proportional to 313,078,465.53, 469,675,430.30 and 103,000,980.03 is: 154,520,463.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,078,465.53 : 469,675,430.30 = 103,000,980.03 : x
  2. Step 2: Convert to fraction form
    313,078,465.53/469,675,430.30 = 103,000,980.03/x
  3. Step 3: Cross multiply
    313,078,465.53x = 469,675,430.30 × 103,000,980.03
  4. Step 4: Simplify right side
    313,078,465.53x = 48,377,029,614,048,576
  5. Step 5: Solve for x
    x = 48,377,029,614,048,576/313,078,465.53
  6. Step 6: Final answer
    x = 154,520,463.53

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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.