Home / 119,158,043.56-178,736,802.90-31,719,580.16

Finding the Fourth Proportional to 119,158,043.56, 178,736,802.90 and 31,719,580.16

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Solution

The fourth proportional to 119,158,043.56, 178,736,802.90 and 31,719,580.16 is: 47,579,300.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,158,043.56 : 178,736,802.90 = 31,719,580.16 : x
  2. Step 2: Convert to fraction form
    119,158,043.56/178,736,802.90 = 31,719,580.16/x
  3. Step 3: Cross multiply
    119,158,043.56x = 178,736,802.90 × 31,719,580.16
  4. Step 4: Simplify right side
    119,158,043.56x = 5,669,456,346,116,039
  5. Step 5: Solve for x
    x = 5,669,456,346,116,039/119,158,043.56
  6. Step 6: Final answer
    x = 47,579,300.37

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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.