Home / 751,060,308.93-1,126,359,885.06-519,379,829.79

Finding the Fourth Proportional to 751,060,308.93, 1,126,359,885.06 and 519,379,829.79

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Solution

The fourth proportional to 751,060,308.93, 1,126,359,885.06 and 519,379,829.79 is: 778,910,293.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,060,308.93 : 1,126,359,885.06 = 519,379,829.79 : x
  2. Step 2: Convert to fraction form
    751,060,308.93/1,126,359,885.06 = 519,379,829.79/x
  3. Step 3: Cross multiply
    751,060,308.93x = 1,126,359,885.06 × 519,379,829.79
  4. Step 4: Simplify right side
    751,060,308.93x = 585,008,605,384,746,752
  5. Step 5: Solve for x
    x = 585,008,605,384,746,752/751,060,308.93
  6. Step 6: Final answer
    x = 778,910,293.13

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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.