Home / 405,011,963.08-558,887,491.02-237,755,014.48

Finding the Fourth Proportional to 405,011,963.08, 558,887,491.02 and 237,755,014.48

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Solution

The fourth proportional to 405,011,963.08, 558,887,491.02 and 237,755,014.48 is: 328,084,885.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,011,963.08 : 558,887,491.02 = 237,755,014.48 : x
  2. Step 2: Convert to fraction form
    405,011,963.08/558,887,491.02 = 237,755,014.48/x
  3. Step 3: Cross multiply
    405,011,963.08x = 558,887,491.02 × 237,755,014.48
  4. Step 4: Simplify right side
    405,011,963.08x = 132,878,303,520,150,960
  5. Step 5: Solve for x
    x = 132,878,303,520,150,960/405,011,963.08
  6. Step 6: Final answer
    x = 328,084,885.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.