Home / 181,917,160,150.89-249,731,073,985.17-156,151,709,033.79

Finding the Fourth Proportional to 181,917,160,150.89, 249,731,073,985.17 and 156,151,709,033.79

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Solution

The fourth proportional to 181,917,160,150.89, 249,731,073,985.17 and 156,151,709,033.79 is: 214,360,943,020.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,917,160,150.89 : 249,731,073,985.17 = 156,151,709,033.79 : x
  2. Step 2: Convert to fraction form
    181,917,160,150.89/249,731,073,985.17 = 156,151,709,033.79/x
  3. Step 3: Cross multiply
    181,917,160,150.89x = 249,731,073,985.17 × 156,151,709,033.79
  4. Step 4: Simplify right side
    181,917,160,150.89x = 38,995,934,001,628,151,021,568
  5. Step 5: Solve for x
    x = 38,995,934,001,628,151,021,568/181,917,160,150.89
  6. Step 6: Final answer
    x = 214,360,943,020.90

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.