Home / 1,310,670,965.70-1,966,006,448.55-1,179,157,032.90

Finding the Fourth Proportional to 1,310,670,965.70, 1,966,006,448.55 and 1,179,157,032.90

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Solution

The fourth proportional to 1,310,670,965.70, 1,966,006,448.55 and 1,179,157,032.90 is: 1,768,735,549.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,670,965.70 : 1,966,006,448.55 = 1,179,157,032.90 : x
  2. Step 2: Convert to fraction form
    1,310,670,965.70/1,966,006,448.55 = 1,179,157,032.90/x
  3. Step 3: Cross multiply
    1,310,670,965.70x = 1,966,006,448.55 × 1,179,157,032.90
  4. Step 4: Simplify right side
    1,310,670,965.70x = 2,318,230,330,534,484,480
  5. Step 5: Solve for x
    x = 2,318,230,330,534,484,480/1,310,670,965.70
  6. Step 6: Final answer
    x = 1,768,735,549.35

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.