Home / 2,146,176,021.20-3,219,264,031.80-2,085,709,845.20

Finding the Fourth Proportional to 2,146,176,021.20, 3,219,264,031.80 and 2,085,709,845.20

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Solution

The fourth proportional to 2,146,176,021.20, 3,219,264,031.80 and 2,085,709,845.20 is: 3,128,564,767.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,176,021.20 : 3,219,264,031.80 = 2,085,709,845.20 : x
  2. Step 2: Convert to fraction form
    2,146,176,021.20/3,219,264,031.80 = 2,085,709,845.20/x
  3. Step 3: Cross multiply
    2,146,176,021.20x = 3,219,264,031.80 × 2,085,709,845.20
  4. Step 4: Simplify right side
    2,146,176,021.20x = 6,714,450,685,423,506,432
  5. Step 5: Solve for x
    x = 6,714,450,685,423,506,432/2,146,176,021.20
  6. Step 6: Final answer
    x = 3,128,564,767.80

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1.5x scale

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.