Home / 282,345,597.18-389,573,084.86-170,833,664.86

Finding the Fourth Proportional to 282,345,597.18, 389,573,084.86 and 170,833,664.86

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Solution

The fourth proportional to 282,345,597.18, 389,573,084.86 and 170,833,664.86 is: 235,711,831.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,345,597.18 : 389,573,084.86 = 170,833,664.86 : x
  2. Step 2: Convert to fraction form
    282,345,597.18/389,573,084.86 = 170,833,664.86/x
  3. Step 3: Cross multiply
    282,345,597.18x = 389,573,084.86 × 170,833,664.86
  4. Step 4: Simplify right side
    282,345,597.18x = 66,552,197,816,048,560
  5. Step 5: Solve for x
    x = 66,552,197,816,048,560/282,345,597.18
  6. Step 6: Final answer
    x = 235,711,831.46

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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.