Home / 1,724,486,987.52-2,586,693,342.24-480,884,317.60

Finding the Fourth Proportional to 1,724,486,987.52, 2,586,693,342.24 and 480,884,317.60

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Solution

The fourth proportional to 1,724,486,987.52, 2,586,693,342.24 and 480,884,317.60 is: 721,316,119.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,486,987.52 : 2,586,693,342.24 = 480,884,317.60 : x
  2. Step 2: Convert to fraction form
    1,724,486,987.52/2,586,693,342.24 = 480,884,317.60/x
  3. Step 3: Cross multiply
    1,724,486,987.52x = 2,586,693,342.24 × 480,884,317.60
  4. Step 4: Simplify right side
    1,724,486,987.52x = 1,243,900,262,723,545,600
  5. Step 5: Solve for x
    x = 1,243,900,262,723,545,600/1,724,486,987.52
  6. Step 6: Final answer
    x = 721,316,119.94

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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.