Home / 1,619,718,117.70-2,235,199,874.43-877,145,187.46

Finding the Fourth Proportional to 1,619,718,117.70, 2,235,199,874.43 and 877,145,187.46

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Solution

The fourth proportional to 1,619,718,117.70, 2,235,199,874.43 and 877,145,187.46 is: 1,210,454,332.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,718,117.70 : 2,235,199,874.43 = 877,145,187.46 : x
  2. Step 2: Convert to fraction form
    1,619,718,117.70/2,235,199,874.43 = 877,145,187.46/x
  3. Step 3: Cross multiply
    1,619,718,117.70x = 2,235,199,874.43 × 877,145,187.46
  4. Step 4: Simplify right side
    1,619,718,117.70x = 1,960,594,812,867,470,848
  5. Step 5: Solve for x
    x = 1,960,594,812,867,470,848/1,619,718,117.70
  6. Step 6: Final answer
    x = 1,210,454,332.42

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.