Home / 12,786,361,742,821-19,180,670,128,312-3,607,499,873,111.70

Finding the Fourth Proportional to 12,786,361,742,821, 19,180,670,128,312 and 3,607,499,873,111.70

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Solution

The fourth proportional to 12,786,361,742,821, 19,180,670,128,312 and 3,607,499,873,111.70 is: 5,411,567,922,590.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,786,361,742,821 : 19,180,670,128,312 = 3,607,499,873,111.70 : x
  2. Step 2: Convert to fraction form
    12,786,361,742,821/19,180,670,128,312 = 3,607,499,873,111.70/x
  3. Step 3: Cross multiply
    12,786,361,742,821x = 19,180,670,128,312 × 3,607,499,873,111.70
  4. Step 4: Simplify right side
    12,786,361,742,821x = 69,194,265,054,082,918,057,508,864
  5. Step 5: Solve for x
    x = 69,194,265,054,082,918,057,508,864/12,786,361,742,821
  6. Step 6: Final answer
    x = 5,411,567,922,590.06

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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.