Home / 770,489,856,273.60-1,155,734,784,410.40-502,704,814,276.80

Finding the Fourth Proportional to 770,489,856,273.60, 1,155,734,784,410.40 and 502,704,814,276.80

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Solution

The fourth proportional to 770,489,856,273.60, 1,155,734,784,410.40 and 502,704,814,276.80 is: 754,057,221,415.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,489,856,273.60 : 1,155,734,784,410.40 = 502,704,814,276.80 : x
  2. Step 2: Convert to fraction form
    770,489,856,273.60/1,155,734,784,410.40 = 502,704,814,276.80/x
  3. Step 3: Cross multiply
    770,489,856,273.60x = 1,155,734,784,410.40 × 502,704,814,276.80
  4. Step 4: Simplify right side
    770,489,856,273.60x = 580,993,440,150,267,575,140,352
  5. Step 5: Solve for x
    x = 580,993,440,150,267,575,140,352/770,489,856,273.60
  6. Step 6: Final answer
    x = 754,057,221,415.20

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Double scale
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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.