Home / 706,752,000.60-1,060,128,000.90-400,641,984.60

Finding the Fourth Proportional to 706,752,000.60, 1,060,128,000.90 and 400,641,984.60

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Solution

The fourth proportional to 706,752,000.60, 1,060,128,000.90 and 400,641,984.60 is: 600,962,976.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,752,000.60 : 1,060,128,000.90 = 400,641,984.60 : x
  2. Step 2: Convert to fraction form
    706,752,000.60/1,060,128,000.90 = 400,641,984.60/x
  3. Step 3: Cross multiply
    706,752,000.60x = 1,060,128,000.90 × 400,641,984.60
  4. Step 4: Simplify right side
    706,752,000.60x = 424,731,786,210,606,592
  5. Step 5: Solve for x
    x = 424,731,786,210,606,592/706,752,000.60
  6. Step 6: Final answer
    x = 600,962,976.90

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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.