Home / 180,748,343.44-249,552,833.76-138,857,801.92

Finding the Fourth Proportional to 180,748,343.44, 249,552,833.76 and 138,857,801.92

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Solution

The fourth proportional to 180,748,343.44, 249,552,833.76 and 138,857,801.92 is: 191,716,047.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,748,343.44 : 249,552,833.76 = 138,857,801.92 : x
  2. Step 2: Convert to fraction form
    180,748,343.44/249,552,833.76 = 138,857,801.92/x
  3. Step 3: Cross multiply
    180,748,343.44x = 249,552,833.76 × 138,857,801.92
  4. Step 4: Simplify right side
    180,748,343.44x = 34,652,357,958,820,764
  5. Step 5: Solve for x
    x = 34,652,357,958,820,764/180,748,343.44
  6. Step 6: Final answer
    x = 191,716,047.29

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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.