Home / 103,662,237,448.07-155,493,356,172.12-29,132,220,876.70

Finding the Fourth Proportional to 103,662,237,448.07, 155,493,356,172.12 and 29,132,220,876.70

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Solution

The fourth proportional to 103,662,237,448.07, 155,493,356,172.12 and 29,132,220,876.70 is: 43,698,331,315.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,662,237,448.07 : 155,493,356,172.12 = 29,132,220,876.70 : x
  2. Step 2: Convert to fraction form
    103,662,237,448.07/155,493,356,172.12 = 29,132,220,876.70/x
  3. Step 3: Cross multiply
    103,662,237,448.07x = 155,493,356,172.12 × 29,132,220,876.70
  4. Step 4: Simplify right side
    103,662,237,448.07x = 4,529,866,796,865,582,792,704
  5. Step 5: Solve for x
    x = 4,529,866,796,865,582,792,704/103,662,237,448.07
  6. Step 6: Final answer
    x = 43,698,331,315.05

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Double scale
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Similar ratio
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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.