Home / 85,448,175.60-128,175,762.60-24,863,901.60

Finding the Fourth Proportional to 85,448,175.60, 128,175,762.60 and 24,863,901.60

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Solution

The fourth proportional to 85,448,175.60, 128,175,762.60 and 24,863,901.60 is: 37,296,870.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,448,175.60 : 128,175,762.60 = 24,863,901.60 : x
  2. Step 2: Convert to fraction form
    85,448,175.60/128,175,762.60 = 24,863,901.60/x
  3. Step 3: Cross multiply
    85,448,175.60x = 128,175,762.60 × 24,863,901.60
  4. Step 4: Simplify right side
    85,448,175.60x = 3,186,949,548,791,360
  5. Step 5: Solve for x
    x = 3,186,949,548,791,360/85,448,175.60
  6. Step 6: Final answer
    x = 37,296,870.61

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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.