Home / 70,772,210,908.94-97,664,991,004.60-38,657,560,772.36

Finding the Fourth Proportional to 70,772,210,908.94, 97,664,991,004.60 and 38,657,560,772.36

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Solution

The fourth proportional to 70,772,210,908.94, 97,664,991,004.60 and 38,657,560,772.36 is: 53,347,073,330.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,772,210,908.94 : 97,664,991,004.60 = 38,657,560,772.36 : x
  2. Step 2: Convert to fraction form
    70,772,210,908.94/97,664,991,004.60 = 38,657,560,772.36/x
  3. Step 3: Cross multiply
    70,772,210,908.94x = 97,664,991,004.60 × 38,657,560,772.36
  4. Step 4: Simplify right side
    70,772,210,908.94x = 3,775,490,325,092,533,010,432
  5. Step 5: Solve for x
    x = 3,775,490,325,092,533,010,432/70,772,210,908.94
  6. Step 6: Final answer
    x = 53,347,073,330.10

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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.