Home / 709,042,567.44-1,063,378,213.18-210,918,871.26

Finding the Fourth Proportional to 709,042,567.44, 1,063,378,213.18 and 210,918,871.26

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Solution

The fourth proportional to 709,042,567.44, 1,063,378,213.18 and 210,918,871.26 is: 316,323,085.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,042,567.44 : 1,063,378,213.18 = 210,918,871.26 : x
  2. Step 2: Convert to fraction form
    709,042,567.44/1,063,378,213.18 = 210,918,871.26/x
  3. Step 3: Cross multiply
    709,042,567.44x = 1,063,378,213.18 × 210,918,871.26
  4. Step 4: Simplify right side
    709,042,567.44x = 224,286,532,445,873,952
  5. Step 5: Solve for x
    x = 224,286,532,445,873,952/709,042,567.44
  6. Step 6: Final answer
    x = 316,323,085.16

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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.