Home / 831,868,220.43-1,148,014,016.32-460,590,284.61

Finding the Fourth Proportional to 831,868,220.43, 1,148,014,016.32 and 460,590,284.61

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Solution

The fourth proportional to 831,868,220.43, 1,148,014,016.32 and 460,590,284.61 is: 635,634,454.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,868,220.43 : 1,148,014,016.32 = 460,590,284.61 : x
  2. Step 2: Convert to fraction form
    831,868,220.43/1,148,014,016.32 = 460,590,284.61/x
  3. Step 3: Cross multiply
    831,868,220.43x = 1,148,014,016.32 × 460,590,284.61
  4. Step 4: Simplify right side
    831,868,220.43x = 528,764,102,507,357,888
  5. Step 5: Solve for x
    x = 528,764,102,507,357,888/831,868,220.43
  6. Step 6: Final answer
    x = 635,634,454.50

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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.