Home / 1,658,670,116.04-2,288,951,157.14-905,983,771.55

Finding the Fourth Proportional to 1,658,670,116.04, 2,288,951,157.14 and 905,983,771.55

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Solution

The fourth proportional to 1,658,670,116.04, 2,288,951,157.14 and 905,983,771.55 is: 1,250,250,174.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,670,116.04 : 2,288,951,157.14 = 905,983,771.55 : x
  2. Step 2: Convert to fraction form
    1,658,670,116.04/2,288,951,157.14 = 905,983,771.55/x
  3. Step 3: Cross multiply
    1,658,670,116.04x = 2,288,951,157.14 × 905,983,771.55
  4. Step 4: Simplify right side
    1,658,670,116.04x = 2,073,752,602,223,459,328
  5. Step 5: Solve for x
    x = 2,073,752,602,223,459,328/1,658,670,116.04
  6. Step 6: Final answer
    x = 1,250,250,174.62

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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.