Home / 163,494,365,956.64-245,240,519,847.60-87,983,085,934.88

Finding the Fourth Proportional to 163,494,365,956.64, 245,240,519,847.60 and 87,983,085,934.88

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Solution

The fourth proportional to 163,494,365,956.64, 245,240,519,847.60 and 87,983,085,934.88 is: 131,974,075,107.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,494,365,956.64 : 245,240,519,847.60 = 87,983,085,934.88 : x
  2. Step 2: Convert to fraction form
    163,494,365,956.64/245,240,519,847.60 = 87,983,085,934.88/x
  3. Step 3: Cross multiply
    163,494,365,956.64x = 245,240,519,847.60 × 87,983,085,934.88
  4. Step 4: Simplify right side
    163,494,365,956.64x = 21,577,017,732,466,038,800,384
  5. Step 5: Solve for x
    x = 21,577,017,732,466,038,800,384/163,494,365,956.64
  6. Step 6: Final answer
    x = 131,974,075,107.81

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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.