Home / 245,528,009.14-338,778,073.20-141,085,902.28

Finding the Fourth Proportional to 245,528,009.14, 338,778,073.20 and 141,085,902.28

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Solution

The fourth proportional to 245,528,009.14, 338,778,073.20 and 141,085,902.28 is: 194,669,481.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,528,009.14 : 338,778,073.20 = 141,085,902.28 : x
  2. Step 2: Convert to fraction form
    245,528,009.14/338,778,073.20 = 141,085,902.28/x
  3. Step 3: Cross multiply
    245,528,009.14x = 338,778,073.20 × 141,085,902.28
  4. Step 4: Simplify right side
    245,528,009.14x = 47,796,810,130,101,888
  5. Step 5: Solve for x
    x = 47,796,810,130,101,888/245,528,009.14
  6. Step 6: Final answer
    x = 194,669,481.08

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1.5x scale

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.