Home / 2,072,140,626.74-2,859,845,733.33-1,319,213,291.54

Finding the Fourth Proportional to 2,072,140,626.74, 2,859,845,733.33 and 1,319,213,291.54

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Solution

The fourth proportional to 2,072,140,626.74, 2,859,845,733.33 and 1,319,213,291.54 is: 1,820,700,030.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,140,626.74 : 2,859,845,733.33 = 1,319,213,291.54 : x
  2. Step 2: Convert to fraction form
    2,072,140,626.74/2,859,845,733.33 = 1,319,213,291.54/x
  3. Step 3: Cross multiply
    2,072,140,626.74x = 2,859,845,733.33 × 1,319,213,291.54
  4. Step 4: Simplify right side
    2,072,140,626.74x = 3,772,746,503,162,894,336
  5. Step 5: Solve for x
    x = 3,772,746,503,162,894,336/2,072,140,626.74
  6. Step 6: Final answer
    x = 1,820,700,030.91

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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.