Home / 1,500,879,730.29-2,070,006,329.79-1,319,438,764.04

Finding the Fourth Proportional to 1,500,879,730.29, 2,070,006,329.79 and 1,319,438,764.04

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Solution

The fourth proportional to 1,500,879,730.29, 2,070,006,329.79 and 1,319,438,764.04 is: 1,819,763,794.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,879,730.29 : 2,070,006,329.79 = 1,319,438,764.04 : x
  2. Step 2: Convert to fraction form
    1,500,879,730.29/2,070,006,329.79 = 1,319,438,764.04/x
  3. Step 3: Cross multiply
    1,500,879,730.29x = 2,070,006,329.79 × 1,319,438,764.04
  4. Step 4: Simplify right side
    1,500,879,730.29x = 2,731,246,593,333,093,888
  5. Step 5: Solve for x
    x = 2,731,246,593,333,093,888/1,500,879,730.29
  6. Step 6: Final answer
    x = 1,819,763,794.67

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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.