Home / 18,641,862,341.07-25,731,900,772.16-14,838,362,131.47

Finding the Fourth Proportional to 18,641,862,341.07, 25,731,900,772.16 and 14,838,362,131.47

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Solution

The fourth proportional to 18,641,862,341.07, 25,731,900,772.16 and 14,838,362,131.47 is: 20,481,819,627.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,641,862,341.07 : 25,731,900,772.16 = 14,838,362,131.47 : x
  2. Step 2: Convert to fraction form
    18,641,862,341.07/25,731,900,772.16 = 14,838,362,131.47/x
  3. Step 3: Cross multiply
    18,641,862,341.07x = 25,731,900,772.16 × 14,838,362,131.47
  4. Step 4: Simplify right side
    18,641,862,341.07x = 381,819,261,988,288,397,312
  5. Step 5: Solve for x
    x = 381,819,261,988,288,397,312/18,641,862,341.07
  6. Step 6: Final answer
    x = 20,481,819,627.38

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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.