Home / 1,165,213,233.40-1,747,595,901.30-347,352,215.80

Finding the Fourth Proportional to 1,165,213,233.40, 1,747,595,901.30 and 347,352,215.80

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Solution

The fourth proportional to 1,165,213,233.40, 1,747,595,901.30 and 347,352,215.80 is: 520,961,564.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,213,233.40 : 1,747,595,901.30 = 347,352,215.80 : x
  2. Step 2: Convert to fraction form
    1,165,213,233.40/1,747,595,901.30 = 347,352,215.80/x
  3. Step 3: Cross multiply
    1,165,213,233.40x = 1,747,595,901.30 × 347,352,215.80
  4. Step 4: Simplify right side
    1,165,213,233.40x = 607,031,308,639,553,152
  5. Step 5: Solve for x
    x = 607,031,308,639,553,152/1,165,213,233.40
  6. Step 6: Final answer
    x = 520,961,564.15

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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.