Home / 105,247,322.48-157,799,140.92-56,070,528.08

Finding the Fourth Proportional to 105,247,322.48, 157,799,140.92 and 56,070,528.08

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Solution

The fourth proportional to 105,247,322.48, 157,799,140.92 and 56,070,528.08 is: 84,067,517.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,247,322.48 : 157,799,140.92 = 56,070,528.08 : x
  2. Step 2: Convert to fraction form
    105,247,322.48/157,799,140.92 = 56,070,528.08/x
  3. Step 3: Cross multiply
    105,247,322.48x = 157,799,140.92 × 56,070,528.08
  4. Step 4: Simplify right side
    105,247,322.48x = 8,847,881,161,954,736
  5. Step 5: Solve for x
    x = 8,847,881,161,954,736/105,247,322.48
  6. Step 6: Final answer
    x = 84,067,517.86

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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.