Home / 1,214,267,880.26-1,675,690,235.40-657,350,927.32

Finding the Fourth Proportional to 1,214,267,880.26, 1,675,690,235.40 and 657,350,927.32

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Solution

The fourth proportional to 1,214,267,880.26, 1,675,690,235.40 and 657,350,927.32 is: 907,144,583.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,267,880.26 : 1,675,690,235.40 = 657,350,927.32 : x
  2. Step 2: Convert to fraction form
    1,214,267,880.26/1,675,690,235.40 = 657,350,927.32/x
  3. Step 3: Cross multiply
    1,214,267,880.26x = 1,675,690,235.40 × 657,350,927.32
  4. Step 4: Simplify right side
    1,214,267,880.26x = 1,101,516,530,141,259,264
  5. Step 5: Solve for x
    x = 1,101,516,530,141,259,264/1,214,267,880.26
  6. Step 6: Final answer
    x = 907,144,583.21

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Double scale
Find fourth proportional to 1,214,267,881.26, 1,675,690,236.78 and 657,350,928.32
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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.