Home / 1,076,942,881.46-1,615,581,344.70-455,160,731.24

Finding the Fourth Proportional to 1,076,942,881.46, 1,615,581,344.70 and 455,160,731.24

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Solution

The fourth proportional to 1,076,942,881.46, 1,615,581,344.70 and 455,160,731.24 is: 682,811,687.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,942,881.46 : 1,615,581,344.70 = 455,160,731.24 : x
  2. Step 2: Convert to fraction form
    1,076,942,881.46/1,615,581,344.70 = 455,160,731.24/x
  3. Step 3: Cross multiply
    1,076,942,881.46x = 1,615,581,344.70 × 455,160,731.24
  4. Step 4: Simplify right side
    1,076,942,881.46x = 735,349,186,231,354,496
  5. Step 5: Solve for x
    x = 735,349,186,231,354,496/1,076,942,881.46
  6. Step 6: Final answer
    x = 682,811,687.50

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Double scale
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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.