Home / 109,455,263,909.47-151,064,122,147.81-61,286,411,336.01

Finding the Fourth Proportional to 109,455,263,909.47, 151,064,122,147.81 and 61,286,411,336.01

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Solution

The fourth proportional to 109,455,263,909.47, 151,064,122,147.81 and 61,286,411,336.01 is: 84,584,126,860.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,455,263,909.47 : 151,064,122,147.81 = 61,286,411,336.01 : x
  2. Step 2: Convert to fraction form
    109,455,263,909.47/151,064,122,147.81 = 61,286,411,336.01/x
  3. Step 3: Cross multiply
    109,455,263,909.47x = 151,064,122,147.81 × 61,286,411,336.01
  4. Step 4: Simplify right side
    109,455,263,909.47x = 9,258,177,928,063,942,131,712
  5. Step 5: Solve for x
    x = 9,258,177,928,063,942,131,712/109,455,263,909.47
  6. Step 6: Final answer
    x = 84,584,126,860.46

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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.