Home / 8,191,408,767.20-12,287,113,150.80-4,708,557,029.60

Finding the Fourth Proportional to 8,191,408,767.20, 12,287,113,150.80 and 4,708,557,029.60

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Solution

The fourth proportional to 8,191,408,767.20, 12,287,113,150.80 and 4,708,557,029.60 is: 7,062,835,544.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,191,408,767.20 : 12,287,113,150.80 = 4,708,557,029.60 : x
  2. Step 2: Convert to fraction form
    8,191,408,767.20/12,287,113,150.80 = 4,708,557,029.60/x
  3. Step 3: Cross multiply
    8,191,408,767.20x = 12,287,113,150.80 × 4,708,557,029.60
  4. Step 4: Simplify right side
    8,191,408,767.20x = 57,854,572,999,689,945,088
  5. Step 5: Solve for x
    x = 57,854,572,999,689,945,088/8,191,408,767.20
  6. Step 6: Final answer
    x = 7,062,835,544.40

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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.