Home / 14,480,160,508.80-21,720,240,763.20-7,868,184,163.20

Finding the Fourth Proportional to 14,480,160,508.80, 21,720,240,763.20 and 7,868,184,163.20

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Solution

The fourth proportional to 14,480,160,508.80, 21,720,240,763.20 and 7,868,184,163.20 is: 11,802,276,244.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,480,160,508.80 : 21,720,240,763.20 = 7,868,184,163.20 : x
  2. Step 2: Convert to fraction form
    14,480,160,508.80/21,720,240,763.20 = 7,868,184,163.20/x
  3. Step 3: Cross multiply
    14,480,160,508.80x = 21,720,240,763.20 × 7,868,184,163.20
  4. Step 4: Simplify right side
    14,480,160,508.80x = 170,898,854,393,901,318,144
  5. Step 5: Solve for x
    x = 170,898,854,393,901,318,144/14,480,160,508.80
  6. Step 6: Final answer
    x = 11,802,276,244.80

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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.