Home / 12,586,620,435.80-17,369,947,307.44-6,871,209,617.82

Finding the Fourth Proportional to 12,586,620,435.80, 17,369,947,307.44 and 6,871,209,617.82

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Solution

The fourth proportional to 12,586,620,435.80, 17,369,947,307.44 and 6,871,209,617.82 is: 9,482,493,701.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,586,620,435.80 : 17,369,947,307.44 = 6,871,209,617.82 : x
  2. Step 2: Convert to fraction form
    12,586,620,435.80/17,369,947,307.44 = 6,871,209,617.82/x
  3. Step 3: Cross multiply
    12,586,620,435.80x = 17,369,947,307.44 × 6,871,209,617.82
  4. Step 4: Simplify right side
    12,586,620,435.80x = 119,352,548,999,902,822,400
  5. Step 5: Solve for x
    x = 119,352,548,999,902,822,400/12,586,620,435.80
  6. Step 6: Final answer
    x = 9,482,493,701.04

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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.