Home / 89,365,464,007.70-134,048,196,011.55-39,625,987,630.10

Finding the Fourth Proportional to 89,365,464,007.70, 134,048,196,011.55 and 39,625,987,630.10

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Solution

The fourth proportional to 89,365,464,007.70, 134,048,196,011.55 and 39,625,987,630.10 is: 59,438,981,445.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,365,464,007.70 : 134,048,196,011.55 = 39,625,987,630.10 : x
  2. Step 2: Convert to fraction form
    89,365,464,007.70/134,048,196,011.55 = 39,625,987,630.10/x
  3. Step 3: Cross multiply
    89,365,464,007.70x = 134,048,196,011.55 × 39,625,987,630.10
  4. Step 4: Simplify right side
    89,365,464,007.70x = 5,311,792,156,990,900,273,152
  5. Step 5: Solve for x
    x = 5,311,792,156,990,900,273,152/89,365,464,007.70
  6. Step 6: Final answer
    x = 59,438,981,445.15

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Double scale
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1.5x scale

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.