Home / 6,489,574,484.50-8,955,990,385.10-3,631,692,529.63

Finding the Fourth Proportional to 6,489,574,484.50, 8,955,990,385.10 and 3,631,692,529.63

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Solution

The fourth proportional to 6,489,574,484.50, 8,955,990,385.10 and 3,631,692,529.63 is: 5,011,947,001.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,489,574,484.50 : 8,955,990,385.10 = 3,631,692,529.63 : x
  2. Step 2: Convert to fraction form
    6,489,574,484.50/8,955,990,385.10 = 3,631,692,529.63/x
  3. Step 3: Cross multiply
    6,489,574,484.50x = 8,955,990,385.10 × 3,631,692,529.63
  4. Step 4: Simplify right side
    6,489,574,484.50x = 32,525,403,377,005,780,992
  5. Step 5: Solve for x
    x = 32,525,403,377,005,780,992/6,489,574,484.50
  6. Step 6: Final answer
    x = 5,011,947,001.25

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Double scale
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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.