Home / 929,235,985.86-1,393,844,530.92-239,140,558.02

Finding the Fourth Proportional to 929,235,985.86, 1,393,844,530.92 and 239,140,558.02

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Solution

The fourth proportional to 929,235,985.86, 1,393,844,530.92 and 239,140,558.02 is: 358,708,405.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,235,985.86 : 1,393,844,530.92 = 239,140,558.02 : x
  2. Step 2: Convert to fraction form
    929,235,985.86/1,393,844,530.92 = 239,140,558.02/x
  3. Step 3: Cross multiply
    929,235,985.86x = 1,393,844,530.92 × 239,140,558.02
  4. Step 4: Simplify right side
    929,235,985.86x = 333,324,758,917,333,952
  5. Step 5: Solve for x
    x = 333,324,758,917,333,952/929,235,985.86
  6. Step 6: Final answer
    x = 358,708,405.60

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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.