Home / 338,291,384.20-507,437,076.30-236,254,712.20

Finding the Fourth Proportional to 338,291,384.20, 507,437,076.30 and 236,254,712.20

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Solution

The fourth proportional to 338,291,384.20, 507,437,076.30 and 236,254,712.20 is: 354,382,068.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,291,384.20 : 507,437,076.30 = 236,254,712.20 : x
  2. Step 2: Convert to fraction form
    338,291,384.20/507,437,076.30 = 236,254,712.20/x
  3. Step 3: Cross multiply
    338,291,384.20x = 507,437,076.30 × 236,254,712.20
  4. Step 4: Simplify right side
    338,291,384.20x = 119,884,400,420,865,936
  5. Step 5: Solve for x
    x = 119,884,400,420,865,936/338,291,384.20
  6. Step 6: Final answer
    x = 354,382,068.30

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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.