Home / 85,846,476,046.74-128,783,701,705.77-25,346,869,151.94

Finding the Fourth Proportional to 85,846,476,046.74, 128,783,701,705.77 and 25,346,869,151.94

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Solution

The fourth proportional to 85,846,476,046.74, 128,783,701,705.77 and 25,346,869,151.94 is: 38,024,433,690.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,846,476,046.74 : 128,783,701,705.77 = 25,346,869,151.94 : x
  2. Step 2: Convert to fraction form
    85,846,476,046.74/128,783,701,705.77 = 25,346,869,151.94/x
  3. Step 3: Cross multiply
    85,846,476,046.74x = 128,783,701,705.77 × 25,346,869,151.94
  4. Step 4: Simplify right side
    85,846,476,046.74x = 3,264,263,636,038,624,215,040
  5. Step 5: Solve for x
    x = 3,264,263,636,038,624,215,040/85,846,476,046.74
  6. Step 6: Final answer
    x = 38,024,433,690.92

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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.