Home / 361,360,278.97-542,039,329.81-102,575,718.25

Finding the Fourth Proportional to 361,360,278.97, 542,039,329.81 and 102,575,718.25

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Solution

The fourth proportional to 361,360,278.97, 542,039,329.81 and 102,575,718.25 is: 153,863,268.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,360,278.97 : 542,039,329.81 = 102,575,718.25 : x
  2. Step 2: Convert to fraction form
    361,360,278.97/542,039,329.81 = 102,575,718.25/x
  3. Step 3: Cross multiply
    361,360,278.97x = 542,039,329.81 × 102,575,718.25
  4. Step 4: Simplify right side
    361,360,278.97x = 55,600,073,575,009,384
  5. Step 5: Solve for x
    x = 55,600,073,575,009,384/361,360,278.97
  6. Step 6: Final answer
    x = 153,863,268.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.