Home / 214,213,303.71-295,620,594.71-121,390,725.15

Finding the Fourth Proportional to 214,213,303.71, 295,620,594.71 and 121,390,725.15

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Solution

The fourth proportional to 214,213,303.71, 295,620,594.71 and 121,390,725.15 is: 167,522,734.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,213,303.71 : 295,620,594.71 = 121,390,725.15 : x
  2. Step 2: Convert to fraction form
    214,213,303.71/295,620,594.71 = 121,390,725.15/x
  3. Step 3: Cross multiply
    214,213,303.71x = 295,620,594.71 × 121,390,725.15
  4. Step 4: Simplify right side
    214,213,303.71x = 35,885,598,360,514,200
  5. Step 5: Solve for x
    x = 35,885,598,360,514,200/214,213,303.71
  6. Step 6: Final answer
    x = 167,522,734.30

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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.