Home / 1,134,638,062.87-1,698,466,362.30-740,315,816.03

Finding the Fourth Proportional to 1,134,638,062.87, 1,698,466,362.30 and 740,315,816.03

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Solution

The fourth proportional to 1,134,638,062.87, 1,698,466,362.30 and 740,315,816.03 is: 1,108,196,130.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,638,062.87 : 1,698,466,362.30 = 740,315,816.03 : x
  2. Step 2: Convert to fraction form
    1,134,638,062.87/1,698,466,362.30 = 740,315,816.03/x
  3. Step 3: Cross multiply
    1,134,638,062.87x = 1,698,466,362.30 × 740,315,816.03
  4. Step 4: Simplify right side
    1,134,638,062.87x = 1,257,401,511,012,467,456
  5. Step 5: Solve for x
    x = 1,257,401,511,012,467,456/1,134,638,062.87
  6. Step 6: Final answer
    x = 1,108,196,130.70

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Double scale
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1.5x scale

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.