Home / 9,122,808,565.68-12,589,475,928.12-4,950,642,421.68

Finding the Fourth Proportional to 9,122,808,565.68, 12,589,475,928.12 and 4,950,642,421.68

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Solution

The fourth proportional to 9,122,808,565.68, 12,589,475,928.12 and 4,950,642,421.68 is: 6,831,886,600.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,122,808,565.68 : 12,589,475,928.12 = 4,950,642,421.68 : x
  2. Step 2: Convert to fraction form
    9,122,808,565.68/12,589,475,928.12 = 4,950,642,421.68/x
  3. Step 3: Cross multiply
    9,122,808,565.68x = 12,589,475,928.12 × 4,950,642,421.68
  4. Step 4: Simplify right side
    9,122,808,565.68x = 62,325,993,596,470,067,200
  5. Step 5: Solve for x
    x = 62,325,993,596,470,067,200/9,122,808,565.68
  6. Step 6: Final answer
    x = 6,831,886,600.25

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Double scale
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1.5x scale

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.