Home / 223,601,653.80-308,577,637.80-123,140,802.78

Finding the Fourth Proportional to 223,601,653.80, 308,577,637.80 and 123,140,802.78

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Solution

The fourth proportional to 223,601,653.80, 308,577,637.80 and 123,140,802.78 is: 169,938,358.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,601,653.80 : 308,577,637.80 = 123,140,802.78 : x
  2. Step 2: Convert to fraction form
    223,601,653.80/308,577,637.80 = 123,140,802.78/x
  3. Step 3: Cross multiply
    223,601,653.80x = 308,577,637.80 × 123,140,802.78
  4. Step 4: Simplify right side
    223,601,653.80x = 37,998,498,038,648,072
  5. Step 5: Solve for x
    x = 37,998,498,038,648,072/223,601,653.80
  6. Step 6: Final answer
    x = 169,938,358.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.