Home / 70,455,648,496.80-97,228,810,796.40-38,773,261,840.80

Finding the Fourth Proportional to 70,455,648,496.80, 97,228,810,796.40 and 38,773,261,840.80

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Solution

The fourth proportional to 70,455,648,496.80, 97,228,810,796.40 and 38,773,261,840.80 is: 53,507,110,074.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,455,648,496.80 : 97,228,810,796.40 = 38,773,261,840.80 : x
  2. Step 2: Convert to fraction form
    70,455,648,496.80/97,228,810,796.40 = 38,773,261,840.80/x
  3. Step 3: Cross multiply
    70,455,648,496.80x = 97,228,810,796.40 × 38,773,261,840.80
  4. Step 4: Simplify right side
    70,455,648,496.80x = 3,769,878,139,478,419,177,472
  5. Step 5: Solve for x
    x = 3,769,878,139,478,419,177,472/70,455,648,496.80
  6. Step 6: Final answer
    x = 53,507,110,074.36

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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.