Home / 272,549,333-376,116,166.16-148,790,010.12

Finding the Fourth Proportional to 272,549,333, 376,116,166.16 and 148,790,010.12

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Solution

The fourth proportional to 272,549,333, 376,116,166.16 and 148,790,010.12 is: 205,329,169.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,549,333 : 376,116,166.16 = 148,790,010.12 : x
  2. Step 2: Convert to fraction form
    272,549,333/376,116,166.16 = 148,790,010.12/x
  3. Step 3: Cross multiply
    272,549,333x = 376,116,166.16 × 148,790,010.12
  4. Step 4: Simplify right side
    272,549,333x = 55,962,328,169,242,008
  5. Step 5: Solve for x
    x = 55,962,328,169,242,008/272,549,333
  6. Step 6: Final answer
    x = 205,329,169.41

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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.