Home / 126,756,289,958.66-174,927,875,178.76-69,665,624,062.10

Finding the Fourth Proportional to 126,756,289,958.66, 174,927,875,178.76 and 69,665,624,062.10

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Solution

The fourth proportional to 126,756,289,958.66, 174,927,875,178.76 and 69,665,624,062.10 is: 96,140,866,809.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,756,289,958.66 : 174,927,875,178.76 = 69,665,624,062.10 : x
  2. Step 2: Convert to fraction form
    126,756,289,958.66/174,927,875,178.76 = 69,665,624,062.10/x
  3. Step 3: Cross multiply
    126,756,289,958.66x = 174,927,875,178.76 × 69,665,624,062.10
  4. Step 4: Simplify right side
    126,756,289,958.66x = 12,186,459,590,185,449,422,848
  5. Step 5: Solve for x
    x = 12,186,459,590,185,449,422,848/126,756,289,958.66
  6. Step 6: Final answer
    x = 96,140,866,809.53

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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.