Home / 31,043,768,948.21-46,566,024,195.80-8,658,155,302.05

Finding the Fourth Proportional to 31,043,768,948.21, 46,566,024,195.80 and 8,658,155,302.05

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Solution

The fourth proportional to 31,043,768,948.21, 46,566,024,195.80 and 8,658,155,302.05 is: 12,987,336,362.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,043,768,948.21 : 46,566,024,195.80 = 8,658,155,302.05 : x
  2. Step 2: Convert to fraction form
    31,043,768,948.21/46,566,024,195.80 = 8,658,155,302.05/x
  3. Step 3: Cross multiply
    31,043,768,948.21x = 46,566,024,195.80 × 8,658,155,302.05
  4. Step 4: Simplify right side
    31,043,768,948.21x = 403,175,869,286,210,994,176
  5. Step 5: Solve for x
    x = 403,175,869,286,210,994,176/31,043,768,948.21
  6. Step 6: Final answer
    x = 12,987,336,362.38

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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.