Home / 838,129,984.56-1,257,733,063.08-562,092,886.35

Finding the Fourth Proportional to 838,129,984.56, 1,257,733,063.08 and 562,092,886.35

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Solution

The fourth proportional to 838,129,984.56, 1,257,733,063.08 and 562,092,886.35 is: 843,500,197.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,129,984.56 : 1,257,733,063.08 = 562,092,886.35 : x
  2. Step 2: Convert to fraction form
    838,129,984.56/1,257,733,063.08 = 562,092,886.35/x
  3. Step 3: Cross multiply
    838,129,984.56x = 1,257,733,063.08 × 562,092,886.35
  4. Step 4: Simplify right side
    838,129,984.56x = 706,962,807,684,463,872
  5. Step 5: Solve for x
    x = 706,962,807,684,463,872/838,129,984.56
  6. Step 6: Final answer
    x = 843,500,197.71

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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.