Home / 245,476,980,292.27-338,709,101,830.05-137,073,398,075.26

Finding the Fourth Proportional to 245,476,980,292.27, 338,709,101,830.05 and 137,073,398,075.26

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Solution

The fourth proportional to 245,476,980,292.27, 338,709,101,830.05 and 137,073,398,075.26 is: 189,133,854,798.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,476,980,292.27 : 338,709,101,830.05 = 137,073,398,075.26 : x
  2. Step 2: Convert to fraction form
    245,476,980,292.27/338,709,101,830.05 = 137,073,398,075.26/x
  3. Step 3: Cross multiply
    245,476,980,292.27x = 338,709,101,830.05 × 137,073,398,075.26
  4. Step 4: Simplify right side
    245,476,980,292.27x = 46,428,007,546,864,212,639,744
  5. Step 5: Solve for x
    x = 46,428,007,546,864,212,639,744/245,476,980,292.27
  6. Step 6: Final answer
    x = 189,133,854,798.06

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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.