Home / 108,621,148.80-162,931,723.20-62,704,646.40

Finding the Fourth Proportional to 108,621,148.80, 162,931,723.20 and 62,704,646.40

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Solution

The fourth proportional to 108,621,148.80, 162,931,723.20 and 62,704,646.40 is: 94,056,969.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,621,148.80 : 162,931,723.20 = 62,704,646.40 : x
  2. Step 2: Convert to fraction form
    108,621,148.80/162,931,723.20 = 62,704,646.40/x
  3. Step 3: Cross multiply
    108,621,148.80x = 162,931,723.20 × 62,704,646.40
  4. Step 4: Simplify right side
    108,621,148.80x = 10,216,576,090,598,676
  5. Step 5: Solve for x
    x = 10,216,576,090,598,676/108,621,148.80
  6. Step 6: Final answer
    x = 94,056,969.60

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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.