Home / 272,968,030.60-409,452,045.90-169,655,900.20

Finding the Fourth Proportional to 272,968,030.60, 409,452,045.90 and 169,655,900.20

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Solution

The fourth proportional to 272,968,030.60, 409,452,045.90 and 169,655,900.20 is: 254,483,850.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,968,030.60 : 409,452,045.90 = 169,655,900.20 : x
  2. Step 2: Convert to fraction form
    272,968,030.60/409,452,045.90 = 169,655,900.20/x
  3. Step 3: Cross multiply
    272,968,030.60x = 409,452,045.90 × 169,655,900.20
  4. Step 4: Simplify right side
    272,968,030.60x = 69,465,955,435,896,208
  5. Step 5: Solve for x
    x = 69,465,955,435,896,208/272,968,030.60
  6. Step 6: Final answer
    x = 254,483,850.30

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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.