Home / 158,544,007.20-237,816,010.80-147,064,881.60

Finding the Fourth Proportional to 158,544,007.20, 237,816,010.80 and 147,064,881.60

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Solution

The fourth proportional to 158,544,007.20, 237,816,010.80 and 147,064,881.60 is: 220,597,322.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,544,007.20 : 237,816,010.80 = 147,064,881.60 : x
  2. Step 2: Convert to fraction form
    158,544,007.20/237,816,010.80 = 147,064,881.60/x
  3. Step 3: Cross multiply
    158,544,007.20x = 237,816,010.80 × 147,064,881.60
  4. Step 4: Simplify right side
    158,544,007.20x = 34,974,383,470,886,320
  5. Step 5: Solve for x
    x = 34,974,383,470,886,320/158,544,007.20
  6. Step 6: Final answer
    x = 220,597,322.40

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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.