Home / 1,211,114,219.16-1,671,338,294.28-654,197,269.32

Finding the Fourth Proportional to 1,211,114,219.16, 1,671,338,294.28 and 654,197,269.32

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Solution

The fourth proportional to 1,211,114,219.16, 1,671,338,294.28 and 654,197,269.32 is: 902,792,594.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,114,219.16 : 1,671,338,294.28 = 654,197,269.32 : x
  2. Step 2: Convert to fraction form
    1,211,114,219.16/1,671,338,294.28 = 654,197,269.32/x
  3. Step 3: Cross multiply
    1,211,114,219.16x = 1,671,338,294.28 × 654,197,269.32
  4. Step 4: Simplify right side
    1,211,114,219.16x = 1,093,384,948,227,922,688
  5. Step 5: Solve for x
    x = 1,093,384,948,227,922,688/1,211,114,219.16
  6. Step 6: Final answer
    x = 902,792,594.56

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Double scale
Find fourth proportional to 1,211,114,220.16, 1,671,338,295.66 and 654,197,270.32
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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.