Home / 307,719,214,229.96-424,652,555,889.46-170,550,896,103.18

Finding the Fourth Proportional to 307,719,214,229.96, 424,652,555,889.46 and 170,550,896,103.18

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Solution

The fourth proportional to 307,719,214,229.96, 424,652,555,889.46 and 170,550,896,103.18 is: 235,360,258,931.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,719,214,229.96 : 424,652,555,889.46 = 170,550,896,103.18 : x
  2. Step 2: Convert to fraction form
    307,719,214,229.96/424,652,555,889.46 = 170,550,896,103.18/x
  3. Step 3: Cross multiply
    307,719,214,229.96x = 424,652,555,889.46 × 170,550,896,103.18
  4. Step 4: Simplify right side
    307,719,214,229.96x = 72,424,873,939,453,127,688,192
  5. Step 5: Solve for x
    x = 72,424,873,939,453,127,688,192/307,719,214,229.96
  6. Step 6: Final answer
    x = 235,360,258,931.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.