Home / 188,309,999.40-282,464,999.10-67,097,711.40

Finding the Fourth Proportional to 188,309,999.40, 282,464,999.10 and 67,097,711.40

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Solution

The fourth proportional to 188,309,999.40, 282,464,999.10 and 67,097,711.40 is: 100,646,567.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,309,999.40 : 282,464,999.10 = 67,097,711.40 : x
  2. Step 2: Convert to fraction form
    188,309,999.40/282,464,999.10 = 67,097,711.40/x
  3. Step 3: Cross multiply
    188,309,999.40x = 282,464,999.10 × 67,097,711.40
  4. Step 4: Simplify right side
    188,309,999.40x = 18,952,754,990,213,060
  5. Step 5: Solve for x
    x = 18,952,754,990,213,060/188,309,999.40
  6. Step 6: Final answer
    x = 100,646,567.10

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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.