Home / 506,380,054.86-698,833,762.65-283,359,789.45

Finding the Fourth Proportional to 506,380,054.86, 698,833,762.65 and 283,359,789.45

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Solution

The fourth proportional to 506,380,054.86, 698,833,762.65 and 283,359,789.45 is: 391,052,897.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,380,054.86 : 698,833,762.65 = 283,359,789.45 : x
  2. Step 2: Convert to fraction form
    506,380,054.86/698,833,762.65 = 283,359,789.45/x
  3. Step 3: Cross multiply
    506,380,054.86x = 698,833,762.65 × 283,359,789.45
  4. Step 4: Simplify right side
    506,380,054.86x = 198,021,387,845,055,264
  5. Step 5: Solve for x
    x = 198,021,387,845,055,264/506,380,054.86
  6. Step 6: Final answer
    x = 391,052,897.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.