Home / 1,653,370,745.97-2,281,650,623.52-910,814,808.72

Finding the Fourth Proportional to 1,653,370,745.97, 2,281,650,623.52 and 910,814,808.72

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Solution

The fourth proportional to 1,653,370,745.97, 2,281,650,623.52 and 910,814,808.72 is: 1,256,923,881.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653,370,745.97 : 2,281,650,623.52 = 910,814,808.72 : x
  2. Step 2: Convert to fraction form
    1,653,370,745.97/2,281,650,623.52 = 910,814,808.72/x
  3. Step 3: Cross multiply
    1,653,370,745.97x = 2,281,650,623.52 × 910,814,808.72
  4. Step 4: Simplify right side
    1,653,370,745.97x = 2,078,161,176,218,106,368
  5. Step 5: Solve for x
    x = 2,078,161,176,218,106,368/1,653,370,745.97
  6. Step 6: Final answer
    x = 1,256,923,881.89

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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.