Home / 713,351,498.70-1,069,019,478.45-527,669,949.90

Finding the Fourth Proportional to 713,351,498.70, 1,069,019,478.45 and 527,669,949.90

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Solution

The fourth proportional to 713,351,498.70, 1,069,019,478.45 and 527,669,949.90 is: 790,759,472.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,351,498.70 : 1,069,019,478.45 = 527,669,949.90 : x
  2. Step 2: Convert to fraction form
    713,351,498.70/1,069,019,478.45 = 527,669,949.90/x
  3. Step 3: Cross multiply
    713,351,498.70x = 1,069,019,478.45 × 527,669,949.90
  4. Step 4: Simplify right side
    713,351,498.70x = 564,089,454,635,835,648
  5. Step 5: Solve for x
    x = 564,089,454,635,835,648/713,351,498.70
  6. Step 6: Final answer
    x = 790,759,472.24

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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.