Home / 746,064,010.20-1,119,096,015.30-423,577,738.20

Finding the Fourth Proportional to 746,064,010.20, 1,119,096,015.30 and 423,577,738.20

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Solution

The fourth proportional to 746,064,010.20, 1,119,096,015.30 and 423,577,738.20 is: 635,366,607.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,064,010.20 : 1,119,096,015.30 = 423,577,738.20 : x
  2. Step 2: Convert to fraction form
    746,064,010.20/1,119,096,015.30 = 423,577,738.20/x
  3. Step 3: Cross multiply
    746,064,010.20x = 1,119,096,015.30 × 423,577,738.20
  4. Step 4: Simplify right side
    746,064,010.20x = 474,024,158,989,406,592
  5. Step 5: Solve for x
    x = 474,024,158,989,406,592/746,064,010.20
  6. Step 6: Final answer
    x = 635,366,607.30

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Double scale
Find fourth proportional to 746,064,011.20, 1,119,096,016.80 and 423,577,739.20
Similar ratio
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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.