Home / 944,792,356.60-1,417,188,534.90-427,239,681.40

Finding the Fourth Proportional to 944,792,356.60, 1,417,188,534.90 and 427,239,681.40

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Solution

The fourth proportional to 944,792,356.60, 1,417,188,534.90 and 427,239,681.40 is: 640,859,522.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,792,356.60 : 1,417,188,534.90 = 427,239,681.40 : x
  2. Step 2: Convert to fraction form
    944,792,356.60/1,417,188,534.90 = 427,239,681.40/x
  3. Step 3: Cross multiply
    944,792,356.60x = 1,417,188,534.90 × 427,239,681.40
  4. Step 4: Simplify right side
    944,792,356.60x = 605,479,178,134,408,832
  5. Step 5: Solve for x
    x = 605,479,178,134,408,832/944,792,356.60
  6. Step 6: Final answer
    x = 640,859,522.10

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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.