Home / 282,356,580.65-423,168,699.13-126,795,523.37

Finding the Fourth Proportional to 282,356,580.65, 423,168,699.13 and 126,795,523.37

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Solution

The fourth proportional to 282,356,580.65, 423,168,699.13 and 126,795,523.37 is: 190,028,851.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,356,580.65 : 423,168,699.13 = 126,795,523.37 : x
  2. Step 2: Convert to fraction form
    282,356,580.65/423,168,699.13 = 126,795,523.37/x
  3. Step 3: Cross multiply
    282,356,580.65x = 423,168,699.13 × 126,795,523.37
  4. Step 4: Simplify right side
    282,356,580.65x = 53,655,896,679,990,416
  5. Step 5: Solve for x
    x = 53,655,896,679,990,416/282,356,580.65
  6. Step 6: Final answer
    x = 190,028,851.31

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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.