Home / 6,407,838,156.51-9,614,519,393.04-3,459,532,391.91

Finding the Fourth Proportional to 6,407,838,156.51, 9,614,519,393.04 and 3,459,532,391.91

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Solution

The fourth proportional to 6,407,838,156.51, 9,614,519,393.04 and 3,459,532,391.91 is: 5,190,789,851.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,407,838,156.51 : 9,614,519,393.04 = 3,459,532,391.91 : x
  2. Step 2: Convert to fraction form
    6,407,838,156.51/9,614,519,393.04 = 3,459,532,391.91/x
  3. Step 3: Cross multiply
    6,407,838,156.51x = 9,614,519,393.04 × 3,459,532,391.91
  4. Step 4: Simplify right side
    6,407,838,156.51x = 33,261,741,272,868,753,408
  5. Step 5: Solve for x
    x = 33,261,741,272,868,753,408/6,407,838,156.51
  6. Step 6: Final answer
    x = 5,190,789,851.50

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Double scale
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1.5x scale

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.