Home / 1,030,203,279-1,545,940,531.93-477,402,668.76

Finding the Fourth Proportional to 1,030,203,279, 1,545,940,531.93 and 477,402,668.76

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Solution

The fourth proportional to 1,030,203,279, 1,545,940,531.93 and 477,402,668.76 is: 716,398,550.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,203,279 : 1,545,940,531.93 = 477,402,668.76 : x
  2. Step 2: Convert to fraction form
    1,030,203,279/1,545,940,531.93 = 477,402,668.76/x
  3. Step 3: Cross multiply
    1,030,203,279x = 1,545,940,531.93 × 477,402,668.76
  4. Step 4: Simplify right side
    1,030,203,279x = 738,036,135,687,635,968
  5. Step 5: Solve for x
    x = 738,036,135,687,635,968/1,030,203,279
  6. Step 6: Final answer
    x = 716,398,550.39

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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.