Home / 314,063,495.40-433,410,830.88-172,947,838.44

Finding the Fourth Proportional to 314,063,495.40, 433,410,830.88 and 172,947,838.44

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Solution

The fourth proportional to 314,063,495.40, 433,410,830.88 and 172,947,838.44 is: 238,669,783.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,063,495.40 : 433,410,830.88 = 172,947,838.44 : x
  2. Step 2: Convert to fraction form
    314,063,495.40/433,410,830.88 = 172,947,838.44/x
  3. Step 3: Cross multiply
    314,063,495.40x = 433,410,830.88 × 172,947,838.44
  4. Step 4: Simplify right side
    314,063,495.40x = 74,957,466,357,180,400
  5. Step 5: Solve for x
    x = 74,957,466,357,180,400/314,063,495.40
  6. Step 6: Final answer
    x = 238,669,783.20

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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.