Home / 186,123,062.80-279,184,594.20-117,248,309.20

Finding the Fourth Proportional to 186,123,062.80, 279,184,594.20 and 117,248,309.20

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Solution

The fourth proportional to 186,123,062.80, 279,184,594.20 and 117,248,309.20 is: 175,872,463.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,123,062.80 : 279,184,594.20 = 117,248,309.20 : x
  2. Step 2: Convert to fraction form
    186,123,062.80/279,184,594.20 = 117,248,309.20/x
  3. Step 3: Cross multiply
    186,123,062.80x = 279,184,594.20 × 117,248,309.20
  4. Step 4: Simplify right side
    186,123,062.80x = 32,733,921,624,638,128
  5. Step 5: Solve for x
    x = 32,733,921,624,638,128/186,123,062.80
  6. Step 6: Final answer
    x = 175,872,463.80

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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.