Home / 621,108,191.40-931,662,287.10-184,476,265.80

Finding the Fourth Proportional to 621,108,191.40, 931,662,287.10 and 184,476,265.80

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Solution

The fourth proportional to 621,108,191.40, 931,662,287.10 and 184,476,265.80 is: 276,714,398.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,108,191.40 : 931,662,287.10 = 184,476,265.80 : x
  2. Step 2: Convert to fraction form
    621,108,191.40/931,662,287.10 = 184,476,265.80/x
  3. Step 3: Cross multiply
    621,108,191.40x = 931,662,287.10 × 184,476,265.80
  4. Step 4: Simplify right side
    621,108,191.40x = 171,869,579,710,895,520
  5. Step 5: Solve for x
    x = 171,869,579,710,895,520/621,108,191.40
  6. Step 6: Final answer
    x = 276,714,398.70

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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.