Home / 56,136,579.97-77,544,303.53-42,302,506.32

Finding the Fourth Proportional to 56,136,579.97, 77,544,303.53 and 42,302,506.32

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Solution

The fourth proportional to 56,136,579.97, 77,544,303.53 and 42,302,506.32 is: 58,434,596.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,136,579.97 : 77,544,303.53 = 42,302,506.32 : x
  2. Step 2: Convert to fraction form
    56,136,579.97/77,544,303.53 = 42,302,506.32/x
  3. Step 3: Cross multiply
    56,136,579.97x = 77,544,303.53 × 42,302,506.32
  4. Step 4: Simplify right side
    56,136,579.97x = 3,280,318,390,157,823.50
  5. Step 5: Solve for x
    x = 3,280,318,390,157,823.50/56,136,579.97
  6. Step 6: Final answer
    x = 58,434,596.33

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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.