Home / 316,477,405.71-436,733,039.43-175,348,111.35

Finding the Fourth Proportional to 316,477,405.71, 436,733,039.43 and 175,348,111.35

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Solution

The fourth proportional to 316,477,405.71, 436,733,039.43 and 175,348,111.35 is: 241,977,190.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,477,405.71 : 436,733,039.43 = 175,348,111.35 : x
  2. Step 2: Convert to fraction form
    316,477,405.71/436,733,039.43 = 175,348,111.35/x
  3. Step 3: Cross multiply
    316,477,405.71x = 436,733,039.43 × 175,348,111.35
  4. Step 4: Simplify right side
    316,477,405.71x = 76,580,313,628,195,584
  5. Step 5: Solve for x
    x = 76,580,313,628,195,584/316,477,405.71
  6. Step 6: Final answer
    x = 241,977,190.94

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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.