Home / 1,579,582,021.10-2,369,373,031.65-1,189,291,750.70

Finding the Fourth Proportional to 1,579,582,021.10, 2,369,373,031.65 and 1,189,291,750.70

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Solution

The fourth proportional to 1,579,582,021.10, 2,369,373,031.65 and 1,189,291,750.70 is: 1,783,937,626.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,582,021.10 : 2,369,373,031.65 = 1,189,291,750.70 : x
  2. Step 2: Convert to fraction form
    1,579,582,021.10/2,369,373,031.65 = 1,189,291,750.70/x
  3. Step 3: Cross multiply
    1,579,582,021.10x = 2,369,373,031.65 × 1,189,291,750.70
  4. Step 4: Simplify right side
    1,579,582,021.10x = 2,817,875,800,872,395,264
  5. Step 5: Solve for x
    x = 2,817,875,800,872,395,264/1,579,582,021.10
  6. Step 6: Final answer
    x = 1,783,937,626.05

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Double scale
Find fourth proportional to 1,579,582,022.10, 2,369,373,033.15 and 1,189,291,751.70
Similar ratio
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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.