Home / 1,348,056,006.40-2,022,084,009.60-657,607,859.20

Finding the Fourth Proportional to 1,348,056,006.40, 2,022,084,009.60 and 657,607,859.20

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Solution

The fourth proportional to 1,348,056,006.40, 2,022,084,009.60 and 657,607,859.20 is: 986,411,788.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,056,006.40 : 2,022,084,009.60 = 657,607,859.20 : x
  2. Step 2: Convert to fraction form
    1,348,056,006.40/2,022,084,009.60 = 657,607,859.20/x
  3. Step 3: Cross multiply
    1,348,056,006.40x = 2,022,084,009.60 × 657,607,859.20
  4. Step 4: Simplify right side
    1,348,056,006.40x = 1,329,738,336,675,608,320
  5. Step 5: Solve for x
    x = 1,329,738,336,675,608,320/1,348,056,006.40
  6. Step 6: Final answer
    x = 986,411,788.80

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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.