Home / 1,047,543,004.50-1,571,581,408.23-310,639,828.02

Finding the Fourth Proportional to 1,047,543,004.50, 1,571,581,408.23 and 310,639,828.02

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Solution

The fourth proportional to 1,047,543,004.50, 1,571,581,408.23 and 310,639,828.02 is: 466,038,889.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,543,004.50 : 1,571,581,408.23 = 310,639,828.02 : x
  2. Step 2: Convert to fraction form
    1,047,543,004.50/1,571,581,408.23 = 310,639,828.02/x
  3. Step 3: Cross multiply
    1,047,543,004.50x = 1,571,581,408.23 × 310,639,828.02
  4. Step 4: Simplify right side
    1,047,543,004.50x = 488,195,778,371,996,608
  5. Step 5: Solve for x
    x = 488,195,778,371,996,608/1,047,543,004.50
  6. Step 6: Final answer
    x = 466,038,889.36

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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.