Home / 108,621,405.80-162,932,108.70-62,704,903.40

Finding the Fourth Proportional to 108,621,405.80, 162,932,108.70 and 62,704,903.40

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Solution

The fourth proportional to 108,621,405.80, 162,932,108.70 and 62,704,903.40 is: 94,057,355.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,621,405.80 : 162,932,108.70 = 62,704,903.40 : x
  2. Step 2: Convert to fraction form
    108,621,405.80/162,932,108.70 = 62,704,903.40/x
  3. Step 3: Cross multiply
    108,621,405.80x = 162,932,108.70 × 62,704,903.40
  4. Step 4: Simplify right side
    108,621,405.80x = 10,216,642,136,791,798
  5. Step 5: Solve for x
    x = 10,216,642,136,791,798/108,621,405.80
  6. Step 6: Final answer
    x = 94,057,355.10

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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.