Home / 976,671,930.60-1,465,007,895.90-330,439,674.60

Finding the Fourth Proportional to 976,671,930.60, 1,465,007,895.90 and 330,439,674.60

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Solution

The fourth proportional to 976,671,930.60, 1,465,007,895.90 and 330,439,674.60 is: 495,659,511.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,671,930.60 : 1,465,007,895.90 = 330,439,674.60 : x
  2. Step 2: Convert to fraction form
    976,671,930.60/1,465,007,895.90 = 330,439,674.60/x
  3. Step 3: Cross multiply
    976,671,930.60x = 1,465,007,895.90 × 330,439,674.60
  4. Step 4: Simplify right side
    976,671,930.60x = 484,096,732,407,626,752
  5. Step 5: Solve for x
    x = 484,096,732,407,626,752/976,671,930.60
  6. Step 6: Final answer
    x = 495,659,511.90

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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.