Home / 69,791,880.10-96,313,507.28-38,432,845.22

Finding the Fourth Proportional to 69,791,880.10, 96,313,507.28 and 38,432,845.22

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Solution

The fourth proportional to 69,791,880.10, 96,313,507.28 and 38,432,845.22 is: 53,037,718.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,791,880.10 : 96,313,507.28 = 38,432,845.22 : x
  2. Step 2: Convert to fraction form
    69,791,880.10/96,313,507.28 = 38,432,845.22/x
  3. Step 3: Cross multiply
    69,791,880.10x = 96,313,507.28 × 38,432,845.22
  4. Step 4: Simplify right side
    69,791,880.10x = 3,701,602,117,899,738
  5. Step 5: Solve for x
    x = 3,701,602,117,899,738/69,791,880.10
  6. Step 6: Final answer
    x = 53,037,718.90

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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.