Home / 531,563,225.40-797,344,838.10-143,385,305.40

Finding the Fourth Proportional to 531,563,225.40, 797,344,838.10 and 143,385,305.40

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Solution

The fourth proportional to 531,563,225.40, 797,344,838.10 and 143,385,305.40 is: 215,077,958.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,563,225.40 : 797,344,838.10 = 143,385,305.40 : x
  2. Step 2: Convert to fraction form
    531,563,225.40/797,344,838.10 = 143,385,305.40/x
  3. Step 3: Cross multiply
    531,563,225.40x = 797,344,838.10 × 143,385,305.40
  4. Step 4: Simplify right side
    531,563,225.40x = 114,327,533,120,082,064
  5. Step 5: Solve for x
    x = 114,327,533,120,082,064/531,563,225.40
  6. Step 6: Final answer
    x = 215,077,958.10

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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.