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Finding the Fourth Proportional to 7,057,374,751.80, 10,586,062,127.70 and 7,057,374,751.80

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Solution

The fourth proportional to 7,057,374,751.80, 10,586,062,127.70 and 7,057,374,751.80 is: 10,586,062,127.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,057,374,751.80 : 10,586,062,127.70 = 7,057,374,751.80 : x
  2. Step 2: Convert to fraction form
    7,057,374,751.80/10,586,062,127.70 = 7,057,374,751.80/x
  3. Step 3: Cross multiply
    7,057,374,751.80x = 10,586,062,127.70 × 7,057,374,751.80
  4. Step 4: Simplify right side
    7,057,374,751.80x = 74,709,807,581,016,178,688
  5. Step 5: Solve for x
    x = 74,709,807,581,016,178,688/7,057,374,751.80
  6. Step 6: Final answer
    x = 10,586,062,127.70

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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.