Home / 116,987,285.86-175,415,326.08-80,140,807.06

Finding the Fourth Proportional to 116,987,285.86, 175,415,326.08 and 80,140,807.06

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Solution

The fourth proportional to 116,987,285.86, 175,415,326.08 and 80,140,807.06 is: 120,166,270.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,987,285.86 : 175,415,326.08 = 80,140,807.06 : x
  2. Step 2: Convert to fraction form
    116,987,285.86/175,415,326.08 = 80,140,807.06/x
  3. Step 3: Cross multiply
    116,987,285.86x = 175,415,326.08 × 80,140,807.06
  4. Step 4: Simplify right side
    116,987,285.86x = 14,057,925,802,744,268
  5. Step 5: Solve for x
    x = 14,057,925,802,744,268/116,987,285.86
  6. Step 6: Final answer
    x = 120,166,270.20

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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.