Home / 276,028,438.83-380,851,305.09-168,710,599.23

Finding the Fourth Proportional to 276,028,438.83, 380,851,305.09 and 168,710,599.23

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Solution

The fourth proportional to 276,028,438.83, 380,851,305.09 and 168,710,599.23 is: 232,779,101.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,028,438.83 : 380,851,305.09 = 168,710,599.23 : x
  2. Step 2: Convert to fraction form
    276,028,438.83/380,851,305.09 = 168,710,599.23/x
  3. Step 3: Cross multiply
    276,028,438.83x = 380,851,305.09 × 168,710,599.23
  4. Step 4: Simplify right side
    276,028,438.83x = 64,253,651,899,261,440
  5. Step 5: Solve for x
    x = 64,253,651,899,261,440/276,028,438.83
  6. Step 6: Final answer
    x = 232,779,101.21

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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.