Home / 1,528,816,253.22-2,109,733,361.51-885,099,333.11

Finding the Fourth Proportional to 1,528,816,253.22, 2,109,733,361.51 and 885,099,333.11

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Solution

The fourth proportional to 1,528,816,253.22, 2,109,733,361.51 and 885,099,333.11 is: 1,221,417,935.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,816,253.22 : 2,109,733,361.51 = 885,099,333.11 : x
  2. Step 2: Convert to fraction form
    1,528,816,253.22/2,109,733,361.51 = 885,099,333.11/x
  3. Step 3: Cross multiply
    1,528,816,253.22x = 2,109,733,361.51 × 885,099,333.11
  4. Step 4: Simplify right side
    1,528,816,253.22x = 1,867,323,591,297,445,632
  5. Step 5: Solve for x
    x = 1,867,323,591,297,445,632/1,528,816,253.22
  6. Step 6: Final answer
    x = 1,221,417,935.19

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Double scale
Find fourth proportional to 1,528,816,254.22, 2,109,733,362.88 and 885,099,334.11
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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.