Home / 216,551,466.90-324,827,200.35-165,533,130.90

Finding the Fourth Proportional to 216,551,466.90, 324,827,200.35 and 165,533,130.90

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Solution

The fourth proportional to 216,551,466.90, 324,827,200.35 and 165,533,130.90 is: 248,299,696.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,551,466.90 : 324,827,200.35 = 165,533,130.90 : x
  2. Step 2: Convert to fraction form
    216,551,466.90/324,827,200.35 = 165,533,130.90/x
  3. Step 3: Cross multiply
    216,551,466.90x = 324,827,200.35 × 165,533,130.90
  4. Step 4: Simplify right side
    216,551,466.90x = 53,769,663,475,417,080
  5. Step 5: Solve for x
    x = 53,769,663,475,417,080/216,551,466.90
  6. Step 6: Final answer
    x = 248,299,696.35

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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.