Home / 544,512,406.64-816,805,828.02-156,305,384.96

Finding the Fourth Proportional to 544,512,406.64, 816,805,828.02 and 156,305,384.96

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Solution

The fourth proportional to 544,512,406.64, 816,805,828.02 and 156,305,384.96 is: 234,468,761.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,512,406.64 : 816,805,828.02 = 156,305,384.96 : x
  2. Step 2: Convert to fraction form
    544,512,406.64/816,805,828.02 = 156,305,384.96/x
  3. Step 3: Cross multiply
    544,512,406.64x = 816,805,828.02 × 156,305,384.96
  4. Step 4: Simplify right side
    544,512,406.64x = 127,671,149,386,237,664
  5. Step 5: Solve for x
    x = 127,671,149,386,237,664/544,512,406.64
  6. Step 6: Final answer
    x = 234,468,761.10

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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.