Home / 14,480,136,065.80-21,720,204,098.70-7,868,159,720.20

Finding the Fourth Proportional to 14,480,136,065.80, 21,720,204,098.70 and 7,868,159,720.20

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Solution

The fourth proportional to 14,480,136,065.80, 21,720,204,098.70 and 7,868,159,720.20 is: 11,802,239,580.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,480,136,065.80 : 21,720,204,098.70 = 7,868,159,720.20 : x
  2. Step 2: Convert to fraction form
    14,480,136,065.80/21,720,204,098.70 = 7,868,159,720.20/x
  3. Step 3: Cross multiply
    14,480,136,065.80x = 21,720,204,098.70 × 7,868,159,720.20
  4. Step 4: Simplify right side
    14,480,136,065.80x = 170,898,035,003,914,289,152
  5. Step 5: Solve for x
    x = 170,898,035,003,914,289,152/14,480,136,065.80
  6. Step 6: Final answer
    x = 11,802,239,580.30

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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.