Home / 137,692,747,907.92-190,014,060,604.68-76,727,684,679.76

Finding the Fourth Proportional to 137,692,747,907.92, 190,014,060,604.68 and 76,727,684,679.76

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Solution

The fourth proportional to 137,692,747,907.92, 190,014,060,604.68 and 76,727,684,679.76 is: 105,883,128,547.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,692,747,907.92 : 190,014,060,604.68 = 76,727,684,679.76 : x
  2. Step 2: Convert to fraction form
    137,692,747,907.92/190,014,060,604.68 = 76,727,684,679.76/x
  3. Step 3: Cross multiply
    137,692,747,907.92x = 190,014,060,604.68 × 76,727,684,679.76
  4. Step 4: Simplify right side
    137,692,747,907.92x = 14,579,338,926,796,692,258,816
  5. Step 5: Solve for x
    x = 14,579,338,926,796,692,258,816/137,692,747,907.92
  6. Step 6: Final answer
    x = 105,883,128,547.53

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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.