Home / 9,700,991,999.20-14,551,487,998.80-5,293,007,768.80

Finding the Fourth Proportional to 9,700,991,999.20, 14,551,487,998.80 and 5,293,007,768.80

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Solution

The fourth proportional to 9,700,991,999.20, 14,551,487,998.80 and 5,293,007,768.80 is: 7,939,511,653.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,700,991,999.20 : 14,551,487,998.80 = 5,293,007,768.80 : x
  2. Step 2: Convert to fraction form
    9,700,991,999.20/14,551,487,998.80 = 5,293,007,768.80/x
  3. Step 3: Cross multiply
    9,700,991,999.20x = 14,551,487,998.80 × 5,293,007,768.80
  4. Step 4: Simplify right side
    9,700,991,999.20x = 77,021,139,025,248,370,688
  5. Step 5: Solve for x
    x = 77,021,139,025,248,370,688/9,700,991,999.20
  6. Step 6: Final answer
    x = 7,939,511,653.20

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Double scale
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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.