Home / 536,290,671.60-804,436,007.40-213,174,543.60

Finding the Fourth Proportional to 536,290,671.60, 804,436,007.40 and 213,174,543.60

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Solution

The fourth proportional to 536,290,671.60, 804,436,007.40 and 213,174,543.60 is: 319,761,815.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,290,671.60 : 804,436,007.40 = 213,174,543.60 : x
  2. Step 2: Convert to fraction form
    536,290,671.60/804,436,007.40 = 213,174,543.60/x
  3. Step 3: Cross multiply
    536,290,671.60x = 804,436,007.40 × 213,174,543.60
  4. Step 4: Simplify right side
    536,290,671.60x = 171,485,278,732,901,216
  5. Step 5: Solve for x
    x = 171,485,278,732,901,216/536,290,671.60
  6. Step 6: Final answer
    x = 319,761,815.40

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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.