Home / 1,758,739,404.57-2,638,193,948.28-578,293,749.02

Finding the Fourth Proportional to 1,758,739,404.57, 2,638,193,948.28 and 578,293,749.02

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Solution

The fourth proportional to 1,758,739,404.57, 2,638,193,948.28 and 578,293,749.02 is: 867,468,520.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758,739,404.57 : 2,638,193,948.28 = 578,293,749.02 : x
  2. Step 2: Convert to fraction form
    1,758,739,404.57/2,638,193,948.28 = 578,293,749.02/x
  3. Step 3: Cross multiply
    1,758,739,404.57x = 2,638,193,948.28 × 578,293,749.02
  4. Step 4: Simplify right side
    1,758,739,404.57x = 1,525,651,068,979,526,400
  5. Step 5: Solve for x
    x = 1,525,651,068,979,526,400/1,758,739,404.57
  6. Step 6: Final answer
    x = 867,468,520.36

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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.