Home / 1,413,222,218.63-2,120,063,412.20-417,343,980.98

Finding the Fourth Proportional to 1,413,222,218.63, 2,120,063,412.20 and 417,343,980.98

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Solution

The fourth proportional to 1,413,222,218.63, 2,120,063,412.20 and 417,343,980.98 is: 626,083,918.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,222,218.63 : 2,120,063,412.20 = 417,343,980.98 : x
  2. Step 2: Convert to fraction form
    1,413,222,218.63/2,120,063,412.20 = 417,343,980.98/x
  3. Step 3: Cross multiply
    1,413,222,218.63x = 2,120,063,412.20 × 417,343,980.98
  4. Step 4: Simplify right side
    1,413,222,218.63x = 884,795,704,364,903,680
  5. Step 5: Solve for x
    x = 884,795,704,364,903,680/1,413,222,218.63
  6. Step 6: Final answer
    x = 626,083,918.51

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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.