Home / 1,625,892,141.70-2,438,838,212.55-535,233,492.10

Finding the Fourth Proportional to 1,625,892,141.70, 2,438,838,212.55 and 535,233,492.10

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Solution

The fourth proportional to 1,625,892,141.70, 2,438,838,212.55 and 535,233,492.10 is: 802,850,238.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,892,141.70 : 2,438,838,212.55 = 535,233,492.10 : x
  2. Step 2: Convert to fraction form
    1,625,892,141.70/2,438,838,212.55 = 535,233,492.10/x
  3. Step 3: Cross multiply
    1,625,892,141.70x = 2,438,838,212.55 × 535,233,492.10
  4. Step 4: Simplify right side
    1,625,892,141.70x = 1,305,347,893,170,058,752
  5. Step 5: Solve for x
    x = 1,305,347,893,170,058,752/1,625,892,141.70
  6. Step 6: Final answer
    x = 802,850,238.15

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Double scale
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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.