Home / 123,268,577.84-170,107,381.56-70,344,336.92

Finding the Fourth Proportional to 123,268,577.84, 170,107,381.56 and 70,344,336.92

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Solution

The fourth proportional to 123,268,577.84, 170,107,381.56 and 70,344,336.92 is: 97,073,326.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,268,577.84 : 170,107,381.56 = 70,344,336.92 : x
  2. Step 2: Convert to fraction form
    123,268,577.84/170,107,381.56 = 70,344,336.92/x
  3. Step 3: Cross multiply
    123,268,577.84x = 170,107,381.56 × 70,344,336.92
  4. Step 4: Simplify right side
    123,268,577.84x = 11,966,090,961,035,636
  5. Step 5: Solve for x
    x = 11,966,090,961,035,636/123,268,577.84
  6. Step 6: Final answer
    x = 97,073,326.96

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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.