Home / 834,362,808.84-1,151,478,873.48-551,613,998.52

Finding the Fourth Proportional to 834,362,808.84, 1,151,478,873.48 and 551,613,998.52

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Solution

The fourth proportional to 834,362,808.84, 1,151,478,873.48 and 551,613,998.52 is: 761,265,793.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,362,808.84 : 1,151,478,873.48 = 551,613,998.52 : x
  2. Step 2: Convert to fraction form
    834,362,808.84/1,151,478,873.48 = 551,613,998.52/x
  3. Step 3: Cross multiply
    834,362,808.84x = 1,151,478,873.48 × 551,613,998.52
  4. Step 4: Simplify right side
    834,362,808.84x = 635,171,865,611,607,936
  5. Step 5: Solve for x
    x = 635,171,865,611,607,936/834,362,808.84
  6. Step 6: Final answer
    x = 761,265,793.35

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.