Home / 525,983,232.30-788,974,848.45-219,495,302.70

Finding the Fourth Proportional to 525,983,232.30, 788,974,848.45 and 219,495,302.70

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Solution

The fourth proportional to 525,983,232.30, 788,974,848.45 and 219,495,302.70 is: 329,242,954.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,983,232.30 : 788,974,848.45 = 219,495,302.70 : x
  2. Step 2: Convert to fraction form
    525,983,232.30/788,974,848.45 = 219,495,302.70/x
  3. Step 3: Cross multiply
    525,983,232.30x = 788,974,848.45 × 219,495,302.70
  4. Step 4: Simplify right side
    525,983,232.30x = 173,176,273,183,219,392
  5. Step 5: Solve for x
    x = 173,176,273,183,219,392/525,983,232.30
  6. Step 6: Final answer
    x = 329,242,954.05

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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.