Home / 1,452,220,386.60-2,178,047,144.70-482,872,002.60

Finding the Fourth Proportional to 1,452,220,386.60, 2,178,047,144.70 and 482,872,002.60

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Solution

The fourth proportional to 1,452,220,386.60, 2,178,047,144.70 and 482,872,002.60 is: 724,213,759.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,220,386.60 : 2,178,047,144.70 = 482,872,002.60 : x
  2. Step 2: Convert to fraction form
    1,452,220,386.60/2,178,047,144.70 = 482,872,002.60/x
  3. Step 3: Cross multiply
    1,452,220,386.60x = 2,178,047,144.70 × 482,872,002.60
  4. Step 4: Simplify right side
    1,452,220,386.60x = 1,051,717,986,518,500,992
  5. Step 5: Solve for x
    x = 1,051,717,986,518,500,992/1,452,220,386.60
  6. Step 6: Final answer
    x = 724,213,759.99

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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.