Home / 314,938,622.35-472,407,933.53-178,889,726.35

Finding the Fourth Proportional to 314,938,622.35, 472,407,933.53 and 178,889,726.35

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Solution

The fourth proportional to 314,938,622.35, 472,407,933.53 and 178,889,726.35 is: 268,334,589.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,938,622.35 : 472,407,933.53 = 178,889,726.35 : x
  2. Step 2: Convert to fraction form
    314,938,622.35/472,407,933.53 = 178,889,726.35/x
  3. Step 3: Cross multiply
    314,938,622.35x = 472,407,933.53 × 178,889,726.35
  4. Step 4: Simplify right side
    314,938,622.35x = 84,508,925,954,750,688
  5. Step 5: Solve for x
    x = 84,508,925,954,750,688/314,938,622.35
  6. Step 6: Final answer
    x = 268,334,589.53

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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.