Home / 329,918,331.15-455,287,595.40-181,249,083.06

Finding the Fourth Proportional to 329,918,331.15, 455,287,595.40 and 181,249,083.06

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Solution

The fourth proportional to 329,918,331.15, 455,287,595.40 and 181,249,083.06 is: 250,123,898.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,918,331.15 : 455,287,595.40 = 181,249,083.06 : x
  2. Step 2: Convert to fraction form
    329,918,331.15/455,287,595.40 = 181,249,083.06/x
  3. Step 3: Cross multiply
    329,918,331.15x = 455,287,595.40 × 181,249,083.06
  4. Step 4: Simplify right side
    329,918,331.15x = 82,520,459,193,936,032
  5. Step 5: Solve for x
    x = 82,520,459,193,936,032/329,918,331.15
  6. Step 6: Final answer
    x = 250,123,898.56

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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.