Home / 1,785,746,617.86-2,678,724,180.57-542,217,649.85

Finding the Fourth Proportional to 1,785,746,617.86, 2,678,724,180.57 and 542,217,649.85

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Solution

The fourth proportional to 1,785,746,617.86, 2,678,724,180.57 and 542,217,649.85 is: 813,358,130.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,746,617.86 : 2,678,724,180.57 = 542,217,649.85 : x
  2. Step 2: Convert to fraction form
    1,785,746,617.86/2,678,724,180.57 = 542,217,649.85/x
  3. Step 3: Cross multiply
    1,785,746,617.86x = 2,678,724,180.57 × 542,217,649.85
  4. Step 4: Simplify right side
    1,785,746,617.86x = 1,452,451,529,783,744,512
  5. Step 5: Solve for x
    x = 1,452,451,529,783,744,512/1,785,746,617.86
  6. Step 6: Final answer
    x = 813,358,130.01

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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.