Home / 155,379,802.40-232,985,722.80-64,512,576.80

Finding the Fourth Proportional to 155,379,802.40, 232,985,722.80 and 64,512,576.80

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Solution

The fourth proportional to 155,379,802.40, 232,985,722.80 and 64,512,576.80 is: 96,733,996.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,379,802.40 : 232,985,722.80 = 64,512,576.80 : x
  2. Step 2: Convert to fraction form
    155,379,802.40/232,985,722.80 = 64,512,576.80/x
  3. Step 3: Cross multiply
    155,379,802.40x = 232,985,722.80 × 64,512,576.80
  4. Step 4: Simplify right side
    155,379,802.40x = 15,030,509,335,438,512
  5. Step 5: Solve for x
    x = 15,030,509,335,438,512/155,379,802.40
  6. Step 6: Final answer
    x = 96,733,996.98

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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.