Home / 18,413,971,342.84-25,411,232,657.78-10,275,689,424.97

Finding the Fourth Proportional to 18,413,971,342.84, 25,411,232,657.78 and 10,275,689,424.97

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Solution

The fourth proportional to 18,413,971,342.84, 25,411,232,657.78 and 10,275,689,424.97 is: 14,180,424,734.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,413,971,342.84 : 25,411,232,657.78 = 10,275,689,424.97 : x
  2. Step 2: Convert to fraction form
    18,413,971,342.84/25,411,232,657.78 = 10,275,689,424.97/x
  3. Step 3: Cross multiply
    18,413,971,342.84x = 25,411,232,657.78 × 10,275,689,424.97
  4. Step 4: Simplify right side
    18,413,971,342.84x = 261,117,934,697,002,237,952
  5. Step 5: Solve for x
    x = 261,117,934,697,002,237,952/18,413,971,342.84
  6. Step 6: Final answer
    x = 14,180,424,734.86

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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.