Home / 1,119,747,356.60-1,679,621,034.90-506,351,593.40

Finding the Fourth Proportional to 1,119,747,356.60, 1,679,621,034.90 and 506,351,593.40

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Solution

The fourth proportional to 1,119,747,356.60, 1,679,621,034.90 and 506,351,593.40 is: 759,527,390.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,747,356.60 : 1,679,621,034.90 = 506,351,593.40 : x
  2. Step 2: Convert to fraction form
    1,119,747,356.60/1,679,621,034.90 = 506,351,593.40/x
  3. Step 3: Cross multiply
    1,119,747,356.60x = 1,679,621,034.90 × 506,351,593.40
  4. Step 4: Simplify right side
    1,119,747,356.60x = 850,478,787,329,772,032
  5. Step 5: Solve for x
    x = 850,478,787,329,772,032/1,119,747,356.60
  6. Step 6: Final answer
    x = 759,527,390.10

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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.