Home / 495,705,059,043.95-743,897,235,222.36-173,007,872,511.22

Finding the Fourth Proportional to 495,705,059,043.95, 743,897,235,222.36 and 173,007,872,511.22

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Solution

The fourth proportional to 495,705,059,043.95, 743,897,235,222.36 and 173,007,872,511.22 is: 259,630,350,113.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,705,059,043.95 : 743,897,235,222.36 = 173,007,872,511.22 : x
  2. Step 2: Convert to fraction form
    495,705,059,043.95/743,897,235,222.36 = 173,007,872,511.22/x
  3. Step 3: Cross multiply
    495,705,059,043.95x = 743,897,235,222.36 × 173,007,872,511.22
  4. Step 4: Simplify right side
    495,705,059,043.95x = 128,700,078,032,799,089,557,504
  5. Step 5: Solve for x
    x = 128,700,078,032,799,089,557,504/495,705,059,043.95
  6. Step 6: Final answer
    x = 259,630,350,113.87

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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.