Home / 5,136,563,313.60-7,704,844,970.40-1,259,169,777.60

Finding the Fourth Proportional to 5,136,563,313.60, 7,704,844,970.40 and 1,259,169,777.60

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Solution

The fourth proportional to 5,136,563,313.60, 7,704,844,970.40 and 1,259,169,777.60 is: 1,888,754,666.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,136,563,313.60 : 7,704,844,970.40 = 1,259,169,777.60 : x
  2. Step 2: Convert to fraction form
    5,136,563,313.60/7,704,844,970.40 = 1,259,169,777.60/x
  3. Step 3: Cross multiply
    5,136,563,313.60x = 7,704,844,970.40 × 1,259,169,777.60
  4. Step 4: Simplify right side
    5,136,563,313.60x = 9,701,707,927,821,045,760
  5. Step 5: Solve for x
    x = 9,701,707,927,821,045,760/5,136,563,313.60
  6. Step 6: Final answer
    x = 1,888,754,666.40

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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.