Home / 3,219,272,015.10-4,828,908,022.65-2,637,662,984.70

Finding the Fourth Proportional to 3,219,272,015.10, 4,828,908,022.65 and 2,637,662,984.70

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Solution

The fourth proportional to 3,219,272,015.10, 4,828,908,022.65 and 2,637,662,984.70 is: 3,956,494,477.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,272,015.10 : 4,828,908,022.65 = 2,637,662,984.70 : x
  2. Step 2: Convert to fraction form
    3,219,272,015.10/4,828,908,022.65 = 2,637,662,984.70/x
  3. Step 3: Cross multiply
    3,219,272,015.10x = 4,828,908,022.65 × 2,637,662,984.70
  4. Step 4: Simplify right side
    3,219,272,015.10x = 12,737,031,947,864,772,608
  5. Step 5: Solve for x
    x = 12,737,031,947,864,772,608/3,219,272,015.10
  6. Step 6: Final answer
    x = 3,956,494,477.05

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Double scale
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Similar ratio
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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.