Home / 21,355,076,680.68-32,010,191,819.10-7,185,123,347.88

Finding the Fourth Proportional to 21,355,076,680.68, 32,010,191,819.10 and 7,185,123,347.88

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Solution

The fourth proportional to 21,355,076,680.68, 32,010,191,819.10 and 7,185,123,347.88 is: 10,770,140,517.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,355,076,680.68 : 32,010,191,819.10 = 7,185,123,347.88 : x
  2. Step 2: Convert to fraction form
    21,355,076,680.68/32,010,191,819.10 = 7,185,123,347.88/x
  3. Step 3: Cross multiply
    21,355,076,680.68x = 32,010,191,819.10 × 7,185,123,347.88
  4. Step 4: Simplify right side
    21,355,076,680.68x = 229,997,176,609,532,772,352
  5. Step 5: Solve for x
    x = 229,997,176,609,532,772,352/21,355,076,680.68
  6. Step 6: Final answer
    x = 10,770,140,517.34

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1.5x scale

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.