Home / 6,488,755,848.10-9,733,133,772.15-2,126,830,420.90

Finding the Fourth Proportional to 6,488,755,848.10, 9,733,133,772.15 and 2,126,830,420.90

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Solution

The fourth proportional to 6,488,755,848.10, 9,733,133,772.15 and 2,126,830,420.90 is: 3,190,245,631.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,488,755,848.10 : 9,733,133,772.15 = 2,126,830,420.90 : x
  2. Step 2: Convert to fraction form
    6,488,755,848.10/9,733,133,772.15 = 2,126,830,420.90/x
  3. Step 3: Cross multiply
    6,488,755,848.10x = 9,733,133,772.15 × 2,126,830,420.90
  4. Step 4: Simplify right side
    6,488,755,848.10x = 20,700,724,997,297,790,976
  5. Step 5: Solve for x
    x = 20,700,724,997,297,790,976/6,488,755,848.10
  6. Step 6: Final answer
    x = 3,190,245,631.35

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Double scale
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Similar ratio
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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.