Home / 770,240,209.32-1,155,317,787.54-563,190,795.72

Finding the Fourth Proportional to 770,240,209.32, 1,155,317,787.54 and 563,190,795.72

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Solution

The fourth proportional to 770,240,209.32, 1,155,317,787.54 and 563,190,795.72 is: 844,755,098.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,240,209.32 : 1,155,317,787.54 = 563,190,795.72 : x
  2. Step 2: Convert to fraction form
    770,240,209.32/1,155,317,787.54 = 563,190,795.72/x
  3. Step 3: Cross multiply
    770,240,209.32x = 1,155,317,787.54 × 563,190,795.72
  4. Step 4: Simplify right side
    770,240,209.32x = 650,664,344,074,122,496
  5. Step 5: Solve for x
    x = 650,664,344,074,122,496/770,240,209.32
  6. Step 6: Final answer
    x = 844,755,098.74

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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.