Home / 351,018,218.80-526,527,328.20-169,619,690.80

Finding the Fourth Proportional to 351,018,218.80, 526,527,328.20 and 169,619,690.80

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Solution

The fourth proportional to 351,018,218.80, 526,527,328.20 and 169,619,690.80 is: 254,429,536.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,018,218.80 : 526,527,328.20 = 169,619,690.80 : x
  2. Step 2: Convert to fraction form
    351,018,218.80/526,527,328.20 = 169,619,690.80/x
  3. Step 3: Cross multiply
    351,018,218.80x = 526,527,328.20 × 169,619,690.80
  4. Step 4: Simplify right side
    351,018,218.80x = 89,309,402,607,034,128
  5. Step 5: Solve for x
    x = 89,309,402,607,034,128/351,018,218.80
  6. Step 6: Final answer
    x = 254,429,536.20

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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.