Home / 1,523,966,999.40-2,285,950,499.10-488,932,507.80

Finding the Fourth Proportional to 1,523,966,999.40, 2,285,950,499.10 and 488,932,507.80

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Solution

The fourth proportional to 1,523,966,999.40, 2,285,950,499.10 and 488,932,507.80 is: 733,398,761.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,523,966,999.40 : 2,285,950,499.10 = 488,932,507.80 : x
  2. Step 2: Convert to fraction form
    1,523,966,999.40/2,285,950,499.10 = 488,932,507.80/x
  3. Step 3: Cross multiply
    1,523,966,999.40x = 2,285,950,499.10 × 488,932,507.80
  4. Step 4: Simplify right side
    1,523,966,999.40x = 1,117,675,510,231,624,576
  5. Step 5: Solve for x
    x = 1,117,675,510,231,624,576/1,523,966,999.40
  6. Step 6: Final answer
    x = 733,398,761.70

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1.5x scale

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.