Home / 12,786,361,742,768-19,180,670,128,230-3,607,499,873,057.40

Finding the Fourth Proportional to 12,786,361,742,768, 19,180,670,128,230 and 3,607,499,873,057.40

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Solution

The fourth proportional to 12,786,361,742,768, 19,180,670,128,230 and 3,607,499,873,057.40 is: 5,411,567,922,507.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,786,361,742,768 : 19,180,670,128,230 = 3,607,499,873,057.40 : x
  2. Step 2: Convert to fraction form
    12,786,361,742,768/19,180,670,128,230 = 3,607,499,873,057.40/x
  3. Step 3: Cross multiply
    12,786,361,742,768x = 19,180,670,128,230 × 3,607,499,873,057.40
  4. Step 4: Simplify right side
    12,786,361,742,768x = 69,194,265,052,745,585,500,618,752
  5. Step 5: Solve for x
    x = 69,194,265,052,745,585,500,618,752/12,786,361,742,768
  6. Step 6: Final answer
    x = 5,411,567,922,507.91

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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.