Home / 118,523,182,007.35-163,562,112,220.58-64,329,741,815.43

Finding the Fourth Proportional to 118,523,182,007.35, 163,562,112,220.58 and 64,329,741,815.43

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Solution

The fourth proportional to 118,523,182,007.35, 163,562,112,220.58 and 64,329,741,815.43 is: 88,775,109,406.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,523,182,007.35 : 163,562,112,220.58 = 64,329,741,815.43 : x
  2. Step 2: Convert to fraction form
    118,523,182,007.35/163,562,112,220.58 = 64,329,741,815.43/x
  3. Step 3: Cross multiply
    118,523,182,007.35x = 163,562,112,220.58 × 64,329,741,815.43
  4. Step 4: Simplify right side
    118,523,182,007.35x = 10,521,908,449,935,481,634,816
  5. Step 5: Solve for x
    x = 10,521,908,449,935,481,634,816/118,523,182,007.35
  6. Step 6: Final answer
    x = 88,775,109,406.72

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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.