Home / 86,885,837,712.33-130,258,425,602.31-27,163,758,643.95

Finding the Fourth Proportional to 86,885,837,712.33, 130,258,425,602.31 and 27,163,758,643.95

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Solution

The fourth proportional to 86,885,837,712.33, 130,258,425,602.31 and 27,163,758,643.95 is: 40,723,649,878.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,885,837,712.33 : 130,258,425,602.31 = 27,163,758,643.95 : x
  2. Step 2: Convert to fraction form
    86,885,837,712.33/130,258,425,602.31 = 27,163,758,643.95/x
  3. Step 3: Cross multiply
    86,885,837,712.33x = 130,258,425,602.31 × 27,163,758,643.95
  4. Step 4: Simplify right side
    86,885,837,712.33x = 3,538,308,434,402,066,038,784
  5. Step 5: Solve for x
    x = 3,538,308,434,402,066,038,784/86,885,837,712.33
  6. Step 6: Final answer
    x = 40,723,649,878.56

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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.