Home / 582,108,273.72-803,307,515.40-317,793,519

Finding the Fourth Proportional to 582,108,273.72, 803,307,515.40 and 317,793,519

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Solution

The fourth proportional to 582,108,273.72, 803,307,515.40 and 317,793,519 is: 438,554,017.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,108,273.72 : 803,307,515.40 = 317,793,519 : x
  2. Step 2: Convert to fraction form
    582,108,273.72/803,307,515.40 = 317,793,519/x
  3. Step 3: Cross multiply
    582,108,273.72x = 803,307,515.40 × 317,793,519
  4. Step 4: Simplify right side
    582,108,273.72x = 255,285,922,158,112,672
  5. Step 5: Solve for x
    x = 255,285,922,158,112,672/582,108,273.72
  6. Step 6: Final answer
    x = 438,554,017.67

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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.