Home / 565,379,165.40-847,438,892.10-220,218,077.40

Finding the Fourth Proportional to 565,379,165.40, 847,438,892.10 and 220,218,077.40

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Solution

The fourth proportional to 565,379,165.40, 847,438,892.10 and 220,218,077.40 is: 330,081,783.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,379,165.40 : 847,438,892.10 = 220,218,077.40 : x
  2. Step 2: Convert to fraction form
    565,379,165.40/847,438,892.10 = 220,218,077.40/x
  3. Step 3: Cross multiply
    565,379,165.40x = 847,438,892.10 × 220,218,077.40
  4. Step 4: Simplify right side
    565,379,165.40x = 186,621,363,532,248,064
  5. Step 5: Solve for x
    x = 186,621,363,532,248,064/565,379,165.40
  6. Step 6: Final answer
    x = 330,081,783.97

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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.