Home / 118,026,007.80-177,039,011.70-57,559,831.80

Finding the Fourth Proportional to 118,026,007.80, 177,039,011.70 and 57,559,831.80

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Solution

The fourth proportional to 118,026,007.80, 177,039,011.70 and 57,559,831.80 is: 86,339,747.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,026,007.80 : 177,039,011.70 = 57,559,831.80 : x
  2. Step 2: Convert to fraction form
    118,026,007.80/177,039,011.70 = 57,559,831.80/x
  3. Step 3: Cross multiply
    118,026,007.80x = 177,039,011.70 × 57,559,831.80
  4. Step 4: Simplify right side
    118,026,007.80x = 10,190,335,735,490,230
  5. Step 5: Solve for x
    x = 10,190,335,735,490,230/118,026,007.80
  6. Step 6: Final answer
    x = 86,339,747.70

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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.