Home / 210,341,270.97-290,120,412.51-147,631,362.03

Finding the Fourth Proportional to 210,341,270.97, 290,120,412.51 and 147,631,362.03

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Solution

The fourth proportional to 210,341,270.97, 290,120,412.51 and 147,631,362.03 is: 203,625,619.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,341,270.97 : 290,120,412.51 = 147,631,362.03 : x
  2. Step 2: Convert to fraction form
    210,341,270.97/290,120,412.51 = 147,631,362.03/x
  3. Step 3: Cross multiply
    210,341,270.97x = 290,120,412.51 × 147,631,362.03
  4. Step 4: Simplify right side
    210,341,270.97x = 42,830,871,651,556,752
  5. Step 5: Solve for x
    x = 42,830,871,651,556,752/210,341,270.97
  6. Step 6: Final answer
    x = 203,625,619.71

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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.