Home / 70,772,210,914.92-97,664,991,012.90-38,657,560,778.34

Finding the Fourth Proportional to 70,772,210,914.92, 97,664,991,012.90 and 38,657,560,778.34

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Solution

The fourth proportional to 70,772,210,914.92, 97,664,991,012.90 and 38,657,560,778.34 is: 53,347,073,338.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,772,210,914.92 : 97,664,991,012.90 = 38,657,560,778.34 : x
  2. Step 2: Convert to fraction form
    70,772,210,914.92/97,664,991,012.90 = 38,657,560,778.34/x
  3. Step 3: Cross multiply
    70,772,210,914.92x = 97,664,991,012.90 × 38,657,560,778.34
  4. Step 4: Simplify right side
    70,772,210,914.92x = 3,775,490,325,997,210,828,800
  5. Step 5: Solve for x
    x = 3,775,490,325,997,210,828,800/70,772,210,914.92
  6. Step 6: Final answer
    x = 53,347,073,338.38

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Double scale
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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.