Home / 121,910,065,637.49-168,197,935,581-70,449,877,964.98

Finding the Fourth Proportional to 121,910,065,637.49, 168,197,935,581 and 70,449,877,964.98

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Solution

The fourth proportional to 121,910,065,637.49, 168,197,935,581 and 70,449,877,964.98 is: 97,198,898,004.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,910,065,637.49 : 168,197,935,581 = 70,449,877,964.98 : x
  2. Step 2: Convert to fraction form
    121,910,065,637.49/168,197,935,581 = 70,449,877,964.98/x
  3. Step 3: Cross multiply
    121,910,065,637.49x = 168,197,935,581 × 70,449,877,964.98
  4. Step 4: Simplify right side
    121,910,065,637.49x = 11,849,524,035,643,015,954,432
  5. Step 5: Solve for x
    x = 11,849,524,035,643,015,954,432/121,910,065,637.49
  6. Step 6: Final answer
    x = 97,198,898,004.69

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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.