Home / 1,666,308,077.60-2,499,462,116.40-1,396,225,824.80

Finding the Fourth Proportional to 1,666,308,077.60, 2,499,462,116.40 and 1,396,225,824.80

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Solution

The fourth proportional to 1,666,308,077.60, 2,499,462,116.40 and 1,396,225,824.80 is: 2,094,338,737.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,308,077.60 : 2,499,462,116.40 = 1,396,225,824.80 : x
  2. Step 2: Convert to fraction form
    1,666,308,077.60/2,499,462,116.40 = 1,396,225,824.80/x
  3. Step 3: Cross multiply
    1,666,308,077.60x = 2,499,462,116.40 × 1,396,225,824.80
  4. Step 4: Simplify right side
    1,666,308,077.60x = 3,489,813,555,026,943,488
  5. Step 5: Solve for x
    x = 3,489,813,555,026,943,488/1,666,308,077.60
  6. Step 6: Final answer
    x = 2,094,338,737.20

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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.