Home / 236,196,218.70-354,294,328.05-218,977,530.30

Finding the Fourth Proportional to 236,196,218.70, 354,294,328.05 and 218,977,530.30

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Solution

The fourth proportional to 236,196,218.70, 354,294,328.05 and 218,977,530.30 is: 328,466,295.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,196,218.70 : 354,294,328.05 = 218,977,530.30 : x
  2. Step 2: Convert to fraction form
    236,196,218.70/354,294,328.05 = 218,977,530.30/x
  3. Step 3: Cross multiply
    236,196,218.70x = 354,294,328.05 × 218,977,530.30
  4. Step 4: Simplify right side
    236,196,218.70x = 77,582,496,955,687,024
  5. Step 5: Solve for x
    x = 77,582,496,955,687,024/236,196,218.70
  6. Step 6: Final answer
    x = 328,466,295.45

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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.