Home / 9,406,327,685.63-12,980,731,482.89-5,119,571,742.33

Finding the Fourth Proportional to 9,406,327,685.63, 12,980,731,482.89 and 5,119,571,742.33

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Solution

The fourth proportional to 9,406,327,685.63, 12,980,731,482.89 and 5,119,571,742.33 is: 7,065,008,610.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,406,327,685.63 : 12,980,731,482.89 = 5,119,571,742.33 : x
  2. Step 2: Convert to fraction form
    9,406,327,685.63/12,980,731,482.89 = 5,119,571,742.33/x
  3. Step 3: Cross multiply
    9,406,327,685.63x = 12,980,731,482.89 × 5,119,571,742.33
  4. Step 4: Simplify right side
    9,406,327,685.63x = 66,455,786,094,587,281,408
  5. Step 5: Solve for x
    x = 66,455,786,094,587,281,408/9,406,327,685.63
  6. Step 6: Final answer
    x = 7,065,008,610.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.