Home / 148,968,104.67-223,484,319.49-45,345,412.98

Finding the Fourth Proportional to 148,968,104.67, 223,484,319.49 and 45,345,412.98

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Solution

The fourth proportional to 148,968,104.67, 223,484,319.49 and 45,345,412.98 is: 68,027,909.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,968,104.67 : 223,484,319.49 = 45,345,412.98 : x
  2. Step 2: Convert to fraction form
    148,968,104.67/223,484,319.49 = 45,345,412.98/x
  3. Step 3: Cross multiply
    148,968,104.67x = 223,484,319.49 × 45,345,412.98
  4. Step 4: Simplify right side
    148,968,104.67x = 10,133,988,760,484,166
  5. Step 5: Solve for x
    x = 10,133,988,760,484,166/148,968,104.67
  6. Step 6: Final answer
    x = 68,027,909.62

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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.