Home / 7,854,039,155.06-11,780,729,156.14-3,655,547,845.87

Finding the Fourth Proportional to 7,854,039,155.06, 11,780,729,156.14 and 3,655,547,845.87

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Solution

The fourth proportional to 7,854,039,155.06, 11,780,729,156.14 and 3,655,547,845.87 is: 5,483,168,372.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,854,039,155.06 : 11,780,729,156.14 = 3,655,547,845.87 : x
  2. Step 2: Convert to fraction form
    7,854,039,155.06/11,780,729,156.14 = 3,655,547,845.87/x
  3. Step 3: Cross multiply
    7,854,039,155.06x = 11,780,729,156.14 × 3,655,547,845.87
  4. Step 4: Simplify right side
    7,854,039,155.06x = 43,065,019,089,510,555,648
  5. Step 5: Solve for x
    x = 43,065,019,089,510,555,648/7,854,039,155.06
  6. Step 6: Final answer
    x = 5,483,168,372.26

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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.