Home / 245,476,980,293.52-338,709,101,831.79-137,073,398,076.51

Finding the Fourth Proportional to 245,476,980,293.52, 338,709,101,831.79 and 137,073,398,076.51

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Solution

The fourth proportional to 245,476,980,293.52, 338,709,101,831.79 and 137,073,398,076.51 is: 189,133,854,799.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,476,980,293.52 : 338,709,101,831.79 = 137,073,398,076.51 : x
  2. Step 2: Convert to fraction form
    245,476,980,293.52/338,709,101,831.79 = 137,073,398,076.51/x
  3. Step 3: Cross multiply
    245,476,980,293.52x = 338,709,101,831.79 × 137,073,398,076.51
  4. Step 4: Simplify right side
    245,476,980,293.52x = 46,428,007,547,526,107,365,376
  5. Step 5: Solve for x
    x = 46,428,007,547,526,107,365,376/245,476,980,293.52
  6. Step 6: Final answer
    x = 189,133,854,799.79

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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.