Home / 2,688,829,384,983.60-3,710,673,055,136.40-1,470,824,135,632.60

Finding the Fourth Proportional to 2,688,829,384,983.60, 3,710,673,055,136.40 and 1,470,824,135,632.60

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Solution

The fourth proportional to 2,688,829,384,983.60, 3,710,673,055,136.40 and 1,470,824,135,632.60 is: 2,029,785,719,918.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,829,384,983.60 : 3,710,673,055,136.40 = 1,470,824,135,632.60 : x
  2. Step 2: Convert to fraction form
    2,688,829,384,983.60/3,710,673,055,136.40 = 1,470,824,135,632.60/x
  3. Step 3: Cross multiply
    2,688,829,384,983.60x = 3,710,673,055,136.40 × 1,470,824,135,632.60
  4. Step 4: Simplify right side
    2,688,829,384,983.60x = 5,457,747,488,936,174,628,634,624
  5. Step 5: Solve for x
    x = 5,457,747,488,936,174,628,634,624/2,688,829,384,983.60
  6. Step 6: Final answer
    x = 2,029,785,719,918.21

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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.