Home / 540,349,104.86-745,682,402.22-292,830,459.11

Finding the Fourth Proportional to 540,349,104.86, 745,682,402.22 and 292,830,459.11

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Solution

The fourth proportional to 540,349,104.86, 745,682,402.22 and 292,830,459.11 is: 404,106,379.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,349,104.86 : 745,682,402.22 = 292,830,459.11 : x
  2. Step 2: Convert to fraction form
    540,349,104.86/745,682,402.22 = 292,830,459.11/x
  3. Step 3: Cross multiply
    540,349,104.86x = 745,682,402.22 × 292,830,459.11
  4. Step 4: Simplify right side
    540,349,104.86x = 218,358,520,192,330,304
  5. Step 5: Solve for x
    x = 218,358,520,192,330,304/540,349,104.86
  6. Step 6: Final answer
    x = 404,106,379.06

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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.