Home / 117,591,772.10-162,210,461.20-70,536,325.21

Finding the Fourth Proportional to 117,591,772.10, 162,210,461.20 and 70,536,325.21

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Solution

The fourth proportional to 117,591,772.10, 162,210,461.20 and 70,536,325.21 is: 97,300,428.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,591,772.10 : 162,210,461.20 = 70,536,325.21 : x
  2. Step 2: Convert to fraction form
    117,591,772.10/162,210,461.20 = 70,536,325.21/x
  3. Step 3: Cross multiply
    117,591,772.10x = 162,210,461.20 × 70,536,325.21
  4. Step 4: Simplify right side
    117,591,772.10x = 11,441,729,843,085,418
  5. Step 5: Solve for x
    x = 11,441,729,843,085,418/117,591,772.10
  6. Step 6: Final answer
    x = 97,300,428.76

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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.