Home / 999,020,930.34-1,497,924,579.67-500,451,621.75

Finding the Fourth Proportional to 999,020,930.34, 1,497,924,579.67 and 500,451,621.75

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Solution

The fourth proportional to 999,020,930.34, 1,497,924,579.67 and 500,451,621.75 is: 750,373,453.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,020,930.34 : 1,497,924,579.67 = 500,451,621.75 : x
  2. Step 2: Convert to fraction form
    999,020,930.34/1,497,924,579.67 = 500,451,621.75/x
  3. Step 3: Cross multiply
    999,020,930.34x = 1,497,924,579.67 × 500,451,621.75
  4. Step 4: Simplify right side
    999,020,930.34x = 749,638,785,154,294,144
  5. Step 5: Solve for x
    x = 749,638,785,154,294,144/999,020,930.34
  6. Step 6: Final answer
    x = 750,373,453.04

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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.