Home / 786,024,410.30-1,179,036,615.45-709,496,906.30

Finding the Fourth Proportional to 786,024,410.30, 1,179,036,615.45 and 709,496,906.30

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Solution

The fourth proportional to 786,024,410.30, 1,179,036,615.45 and 709,496,906.30 is: 1,064,245,359.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,024,410.30 : 1,179,036,615.45 = 709,496,906.30 : x
  2. Step 2: Convert to fraction form
    786,024,410.30/1,179,036,615.45 = 709,496,906.30/x
  3. Step 3: Cross multiply
    786,024,410.30x = 1,179,036,615.45 × 709,496,906.30
  4. Step 4: Simplify right side
    786,024,410.30x = 836,522,831,076,197,760
  5. Step 5: Solve for x
    x = 836,522,831,076,197,760/786,024,410.30
  6. Step 6: Final answer
    x = 1,064,245,359.45

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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.