Home / 1,738,399,147.20-2,607,598,720.80-574,047,345.60

Finding the Fourth Proportional to 1,738,399,147.20, 2,607,598,720.80 and 574,047,345.60

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Solution

The fourth proportional to 1,738,399,147.20, 2,607,598,720.80 and 574,047,345.60 is: 861,071,018.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,399,147.20 : 2,607,598,720.80 = 574,047,345.60 : x
  2. Step 2: Convert to fraction form
    1,738,399,147.20/2,607,598,720.80 = 574,047,345.60/x
  3. Step 3: Cross multiply
    1,738,399,147.20x = 2,607,598,720.80 × 574,047,345.60
  4. Step 4: Simplify right side
    1,738,399,147.20x = 1,496,885,124,065,195,776
  5. Step 5: Solve for x
    x = 1,496,885,124,065,195,776/1,738,399,147.20
  6. Step 6: Final answer
    x = 861,071,018.40

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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.