Home / 118,523,182,069.51-163,562,112,306.55-64,329,741,877.78

Finding the Fourth Proportional to 118,523,182,069.51, 163,562,112,306.55 and 64,329,741,877.78

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Solution

The fourth proportional to 118,523,182,069.51, 163,562,112,306.55 and 64,329,741,877.78 is: 88,775,109,492.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,523,182,069.51 : 163,562,112,306.55 = 64,329,741,877.78 : x
  2. Step 2: Convert to fraction form
    118,523,182,069.51/163,562,112,306.55 = 64,329,741,877.78/x
  3. Step 3: Cross multiply
    118,523,182,069.51x = 163,562,112,306.55 × 64,329,741,877.78
  4. Step 4: Simplify right side
    118,523,182,069.51x = 10,521,908,465,664,006,291,456
  5. Step 5: Solve for x
    x = 10,521,908,465,664,006,291,456/118,523,182,069.51
  6. Step 6: Final answer
    x = 88,775,109,492.87

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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.