Home / 1,870,115,028.98-2,799,580,009.68-1,130,947,913.30

Finding the Fourth Proportional to 1,870,115,028.98, 2,799,580,009.68 and 1,130,947,913.30

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Solution

The fourth proportional to 1,870,115,028.98, 2,799,580,009.68 and 1,130,947,913.30 is: 1,693,039,797.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870,115,028.98 : 2,799,580,009.68 = 1,130,947,913.30 : x
  2. Step 2: Convert to fraction form
    1,870,115,028.98/2,799,580,009.68 = 1,130,947,913.30/x
  3. Step 3: Cross multiply
    1,870,115,028.98x = 2,799,580,009.68 × 1,130,947,913.30
  4. Step 4: Simplify right side
    1,870,115,028.98x = 3,166,179,170,063,989,248
  5. Step 5: Solve for x
    x = 3,166,179,170,063,989,248/1,870,115,028.98
  6. Step 6: Final answer
    x = 1,693,039,797.55

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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.