Home / 363,911,580.32-545,311,912.52-216,068,006.52

Finding the Fourth Proportional to 363,911,580.32, 545,311,912.52 and 216,068,006.52

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Solution

The fourth proportional to 363,911,580.32, 545,311,912.52 and 216,068,006.52 is: 323,772,213.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,911,580.32 : 545,311,912.52 = 216,068,006.52 : x
  2. Step 2: Convert to fraction form
    363,911,580.32/545,311,912.52 = 216,068,006.52/x
  3. Step 3: Cross multiply
    363,911,580.32x = 545,311,912.52 × 216,068,006.52
  4. Step 4: Simplify right side
    363,911,580.32x = 117,824,457,868,724,688
  5. Step 5: Solve for x
    x = 117,824,457,868,724,688/363,911,580.32
  6. Step 6: Final answer
    x = 323,772,213.48

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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.