Home / 152,723,968.80-228,834,010.80-130,049,152.80

Finding the Fourth Proportional to 152,723,968.80, 228,834,010.80 and 130,049,152.80

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Solution

The fourth proportional to 152,723,968.80, 228,834,010.80 and 130,049,152.80 is: 194,859,192.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,723,968.80 : 228,834,010.80 = 130,049,152.80 : x
  2. Step 2: Convert to fraction form
    152,723,968.80/228,834,010.80 = 130,049,152.80/x
  3. Step 3: Cross multiply
    152,723,968.80x = 228,834,010.80 × 130,049,152.80
  4. Step 4: Simplify right side
    152,723,968.80x = 29,759,669,236,366,052
  5. Step 5: Solve for x
    x = 29,759,669,236,366,052/152,723,968.80
  6. Step 6: Final answer
    x = 194,859,192.50

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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.