Home / 1,120,297,498.65-1,680,446,247.98-1,088,012,457.90

Finding the Fourth Proportional to 1,120,297,498.65, 1,680,446,247.98 and 1,088,012,457.90

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Solution

The fourth proportional to 1,120,297,498.65, 1,680,446,247.98 and 1,088,012,457.90 is: 1,632,018,686.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,297,498.65 : 1,680,446,247.98 = 1,088,012,457.90 : x
  2. Step 2: Convert to fraction form
    1,120,297,498.65/1,680,446,247.98 = 1,088,012,457.90/x
  3. Step 3: Cross multiply
    1,120,297,498.65x = 1,680,446,247.98 × 1,088,012,457.90
  4. Step 4: Simplify right side
    1,120,297,498.65x = 1,828,346,452,628,112,640
  5. Step 5: Solve for x
    x = 1,828,346,452,628,112,640/1,120,297,498.65
  6. Step 6: Final answer
    x = 1,632,018,686.85

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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.