Home / 320,936,683.36-442,880,206.32-174,255,610.72

Finding the Fourth Proportional to 320,936,683.36, 442,880,206.32 and 174,255,610.72

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Solution

The fourth proportional to 320,936,683.36, 442,880,206.32 and 174,255,610.72 is: 240,466,001.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,936,683.36 : 442,880,206.32 = 174,255,610.72 : x
  2. Step 2: Convert to fraction form
    320,936,683.36/442,880,206.32 = 174,255,610.72/x
  3. Step 3: Cross multiply
    320,936,683.36x = 442,880,206.32 × 174,255,610.72
  4. Step 4: Simplify right side
    320,936,683.36x = 77,174,360,828,091,200
  5. Step 5: Solve for x
    x = 77,174,360,828,091,200/320,936,683.36
  6. Step 6: Final answer
    x = 240,466,001.02

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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.