Home / 927,636,664.16-1,391,418,679.84-314,220,889.12

Finding the Fourth Proportional to 927,636,664.16, 1,391,418,679.84 and 314,220,889.12

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Solution

The fourth proportional to 927,636,664.16, 1,391,418,679.84 and 314,220,889.12 is: 471,319,032.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,636,664.16 : 1,391,418,679.84 = 314,220,889.12 : x
  2. Step 2: Convert to fraction form
    927,636,664.16/1,391,418,679.84 = 314,220,889.12/x
  3. Step 3: Cross multiply
    927,636,664.16x = 1,391,418,679.84 × 314,220,889.12
  4. Step 4: Simplify right side
    927,636,664.16x = 437,212,814,717,501,376
  5. Step 5: Solve for x
    x = 437,212,814,717,501,376/927,636,664.16
  6. Step 6: Final answer
    x = 471,319,032.13

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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.