Home / 434,208,051.30-651,312,076.95-311,764,044.90

Finding the Fourth Proportional to 434,208,051.30, 651,312,076.95 and 311,764,044.90

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Solution

The fourth proportional to 434,208,051.30, 651,312,076.95 and 311,764,044.90 is: 467,646,067.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,208,051.30 : 651,312,076.95 = 311,764,044.90 : x
  2. Step 2: Convert to fraction form
    434,208,051.30/651,312,076.95 = 311,764,044.90/x
  3. Step 3: Cross multiply
    434,208,051.30x = 651,312,076.95 × 311,764,044.90
  4. Step 4: Simplify right side
    434,208,051.30x = 203,055,687,602,152,064
  5. Step 5: Solve for x
    x = 203,055,687,602,152,064/434,208,051.30
  6. Step 6: Final answer
    x = 467,646,067.35

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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.