Home / 210,030,075.93-289,833,906.93-115,942,202.01

Finding the Fourth Proportional to 210,030,075.93, 289,833,906.93 and 115,942,202.01

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Solution

The fourth proportional to 210,030,075.93, 289,833,906.93 and 115,942,202.01 is: 159,996,044.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,030,075.93 : 289,833,906.93 = 115,942,202.01 : x
  2. Step 2: Convert to fraction form
    210,030,075.93/289,833,906.93 = 115,942,202.01/x
  3. Step 3: Cross multiply
    210,030,075.93x = 289,833,906.93 × 115,942,202.01
  4. Step 4: Simplify right side
    210,030,075.93x = 33,603,981,386,625,600
  5. Step 5: Solve for x
    x = 33,603,981,386,625,600/210,030,075.93
  6. Step 6: Final answer
    x = 159,996,044.56

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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.