Home / 3,117,633,133.68-4,302,333,367.56-1,864,569,788.64

Finding the Fourth Proportional to 3,117,633,133.68, 4,302,333,367.56 and 1,864,569,788.64

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Solution

The fourth proportional to 3,117,633,133.68, 4,302,333,367.56 and 1,864,569,788.64 is: 2,573,106,094.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117,633,133.68 : 4,302,333,367.56 = 1,864,569,788.64 : x
  2. Step 2: Convert to fraction form
    3,117,633,133.68/4,302,333,367.56 = 1,864,569,788.64/x
  3. Step 3: Cross multiply
    3,117,633,133.68x = 4,302,333,367.56 × 1,864,569,788.64
  4. Step 4: Simplify right side
    3,117,633,133.68x = 8,022,000,817,810,169,856
  5. Step 5: Solve for x
    x = 8,022,000,817,810,169,856/3,117,633,133.68
  6. Step 6: Final answer
    x = 2,573,106,094.86

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1.5x scale

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.