Home / 153,346,874.04-211,617,842.04-83,731,759.56

Finding the Fourth Proportional to 153,346,874.04, 211,617,842.04 and 83,731,759.56

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Solution

The fourth proportional to 153,346,874.04, 211,617,842.04 and 83,731,759.56 is: 115,549,367.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,346,874.04 : 211,617,842.04 = 83,731,759.56 : x
  2. Step 2: Convert to fraction form
    153,346,874.04/211,617,842.04 = 83,731,759.56/x
  3. Step 3: Cross multiply
    153,346,874.04x = 211,617,842.04 × 83,731,759.56
  4. Step 4: Simplify right side
    153,346,874.04x = 17,719,134,268,299,340
  5. Step 5: Solve for x
    x = 17,719,134,268,299,340/153,346,874.04
  6. Step 6: Final answer
    x = 115,549,367.27

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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.