Home / 1,008,907,812.40-1,513,361,718.60-593,958,679.60

Finding the Fourth Proportional to 1,008,907,812.40, 1,513,361,718.60 and 593,958,679.60

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Solution

The fourth proportional to 1,008,907,812.40, 1,513,361,718.60 and 593,958,679.60 is: 890,938,019.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,907,812.40 : 1,513,361,718.60 = 593,958,679.60 : x
  2. Step 2: Convert to fraction form
    1,008,907,812.40/1,513,361,718.60 = 593,958,679.60/x
  3. Step 3: Cross multiply
    1,008,907,812.40x = 1,513,361,718.60 × 593,958,679.60
  4. Step 4: Simplify right side
    1,008,907,812.40x = 898,874,328,136,842,752
  5. Step 5: Solve for x
    x = 898,874,328,136,842,752/1,008,907,812.40
  6. Step 6: Final answer
    x = 890,938,019.40

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Double scale
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Similar ratio
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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.