Home / 213,774,893.71-295,021,509.65-119,688,217.51

Finding the Fourth Proportional to 213,774,893.71, 295,021,509.65 and 119,688,217.51

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Solution

The fourth proportional to 213,774,893.71, 295,021,509.65 and 119,688,217.51 is: 165,176,546.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,774,893.71 : 295,021,509.65 = 119,688,217.51 : x
  2. Step 2: Convert to fraction form
    213,774,893.71/295,021,509.65 = 119,688,217.51/x
  3. Step 3: Cross multiply
    213,774,893.71x = 295,021,509.65 × 119,688,217.51
  4. Step 4: Simplify right side
    213,774,893.71x = 35,310,598,615,642,652
  5. Step 5: Solve for x
    x = 35,310,598,615,642,652/213,774,893.71
  6. Step 6: Final answer
    x = 165,176,546.24

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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.