Home / 847,121,420.75-1,270,755,327.58-233,705,646.50

Finding the Fourth Proportional to 847,121,420.75, 1,270,755,327.58 and 233,705,646.50

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Solution

The fourth proportional to 847,121,420.75, 1,270,755,327.58 and 233,705,646.50 is: 350,578,663.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,121,420.75 : 1,270,755,327.58 = 233,705,646.50 : x
  2. Step 2: Convert to fraction form
    847,121,420.75/1,270,755,327.58 = 233,705,646.50/x
  3. Step 3: Cross multiply
    847,121,420.75x = 1,270,755,327.58 × 233,705,646.50
  4. Step 4: Simplify right side
    847,121,420.75x = 296,982,695,368,465,152
  5. Step 5: Solve for x
    x = 296,982,695,368,465,152/847,121,420.75
  6. Step 6: Final answer
    x = 350,578,663.34

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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.