Home / 19,997,758,210.75-29,975,639,334.75-6,728,409,725.51

Finding the Fourth Proportional to 19,997,758,210.75, 29,975,639,334.75 and 6,728,409,725.51

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Solution

The fourth proportional to 19,997,758,210.75, 29,975,639,334.75 and 6,728,409,725.51 is: 10,085,549,645.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,997,758,210.75 : 29,975,639,334.75 = 6,728,409,725.51 : x
  2. Step 2: Convert to fraction form
    19,997,758,210.75/29,975,639,334.75 = 6,728,409,725.51/x
  3. Step 3: Cross multiply
    19,997,758,210.75x = 29,975,639,334.75 × 6,728,409,725.51
  4. Step 4: Simplify right side
    19,997,758,210.75x = 201,688,383,228,386,934,784
  5. Step 5: Solve for x
    x = 201,688,383,228,386,934,784/19,997,758,210.75
  6. Step 6: Final answer
    x = 10,085,549,645.26

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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.