Home / 13,594,510,472.09-18,759,579,155.16-7,490,521,445.51

Finding the Fourth Proportional to 13,594,510,472.09, 18,759,579,155.16 and 7,490,521,445.51

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Solution

The fourth proportional to 13,594,510,472.09, 18,759,579,155.16 and 7,490,521,445.51 is: 10,336,453,839.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,594,510,472.09 : 18,759,579,155.16 = 7,490,521,445.51 : x
  2. Step 2: Convert to fraction form
    13,594,510,472.09/18,759,579,155.16 = 7,490,521,445.51/x
  3. Step 3: Cross multiply
    13,594,510,472.09x = 18,759,579,155.16 × 7,490,521,445.51
  4. Step 4: Simplify right side
    13,594,510,472.09x = 140,519,029,970,468,356,096
  5. Step 5: Solve for x
    x = 140,519,029,970,468,356,096/13,594,510,472.09
  6. Step 6: Final answer
    x = 10,336,453,839.88

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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.