Home / 1,221,709,651.13-1,833,128,074.19-557,927,158.14

Finding the Fourth Proportional to 1,221,709,651.13, 1,833,128,074.19 and 557,927,158.14

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Solution

The fourth proportional to 1,221,709,651.13, 1,833,128,074.19 and 557,927,158.14 is: 837,148,119.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,709,651.13 : 1,833,128,074.19 = 557,927,158.14 : x
  2. Step 2: Convert to fraction form
    1,221,709,651.13/1,833,128,074.19 = 557,927,158.14/x
  3. Step 3: Cross multiply
    1,221,709,651.13x = 1,833,128,074.19 × 557,927,158.14
  4. Step 4: Simplify right side
    1,221,709,651.13x = 1,022,751,936,936,688,128
  5. Step 5: Solve for x
    x = 1,022,751,936,936,688,128/1,221,709,651.13
  6. Step 6: Final answer
    x = 837,148,119.44

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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.