Home / 302,536,501.20-453,804,751.80-220,269,434.40

Finding the Fourth Proportional to 302,536,501.20, 453,804,751.80 and 220,269,434.40

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Solution

The fourth proportional to 302,536,501.20, 453,804,751.80 and 220,269,434.40 is: 330,404,151.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,536,501.20 : 453,804,751.80 = 220,269,434.40 : x
  2. Step 2: Convert to fraction form
    302,536,501.20/453,804,751.80 = 220,269,434.40/x
  3. Step 3: Cross multiply
    302,536,501.20x = 453,804,751.80 × 220,269,434.40
  4. Step 4: Simplify right side
    302,536,501.20x = 99,959,316,007,018,384
  5. Step 5: Solve for x
    x = 99,959,316,007,018,384/302,536,501.20
  6. Step 6: Final answer
    x = 330,404,151.60

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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.