Home / 12,467,549,259.17-18,731,158,550.48-7,994,407,788.34

Finding the Fourth Proportional to 12,467,549,259.17, 18,731,158,550.48 and 7,994,407,788.34

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Solution

The fourth proportional to 12,467,549,259.17, 18,731,158,550.48 and 7,994,407,788.34 is: 12,010,742,182.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,467,549,259.17 : 18,731,158,550.48 = 7,994,407,788.34 : x
  2. Step 2: Convert to fraction form
    12,467,549,259.17/18,731,158,550.48 = 7,994,407,788.34/x
  3. Step 3: Cross multiply
    12,467,549,259.17x = 18,731,158,550.48 × 7,994,407,788.34
  4. Step 4: Simplify right side
    12,467,549,259.17x = 149,744,519,800,588,697,600
  5. Step 5: Solve for x
    x = 149,744,519,800,588,697,600/12,467,549,259.17
  6. Step 6: Final answer
    x = 12,010,742,182.59

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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.