Home / 90,745,616,404.19-125,239,931,817.01-51,647,670,495.53

Finding the Fourth Proportional to 90,745,616,404.19, 125,239,931,817.01 and 51,647,670,495.53

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Solution

The fourth proportional to 90,745,616,404.19, 125,239,931,817.01 and 51,647,670,495.53 is: 71,280,035,198.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,745,616,404.19 : 125,239,931,817.01 = 51,647,670,495.53 : x
  2. Step 2: Convert to fraction form
    90,745,616,404.19/125,239,931,817.01 = 51,647,670,495.53/x
  3. Step 3: Cross multiply
    90,745,616,404.19x = 125,239,931,817.01 × 51,647,670,495.53
  4. Step 4: Simplify right side
    90,745,616,404.19x = 6,468,350,731,366,949,715,968
  5. Step 5: Solve for x
    x = 6,468,350,731,366,949,715,968/90,745,616,404.19
  6. Step 6: Final answer
    x = 71,280,035,198.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.