Home / 1,584,356,301.90-2,376,522,643.05-478,959,021.90

Finding the Fourth Proportional to 1,584,356,301.90, 2,376,522,643.05 and 478,959,021.90

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Solution

The fourth proportional to 1,584,356,301.90, 2,376,522,643.05 and 478,959,021.90 is: 718,434,962.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584,356,301.90 : 2,376,522,643.05 = 478,959,021.90 : x
  2. Step 2: Convert to fraction form
    1,584,356,301.90/2,376,522,643.05 = 478,959,021.90/x
  3. Step 3: Cross multiply
    1,584,356,301.90x = 2,376,522,643.05 × 478,959,021.90
  4. Step 4: Simplify right side
    1,584,356,301.90x = 1,138,256,960,638,430,848
  5. Step 5: Solve for x
    x = 1,138,256,960,638,430,848/1,584,356,301.90
  6. Step 6: Final answer
    x = 718,434,962.69

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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.