Home / 55,154,954.77-82,624,802.87-42,967,352.01

Finding the Fourth Proportional to 55,154,954.77, 82,624,802.87 and 42,967,352.01

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Solution

The fourth proportional to 55,154,954.77, 82,624,802.87 and 42,967,352.01 is: 64,367,181.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,154,954.77 : 82,624,802.87 = 42,967,352.01 : x
  2. Step 2: Convert to fraction form
    55,154,954.77/82,624,802.87 = 42,967,352.01/x
  3. Step 3: Cross multiply
    55,154,954.77x = 82,624,802.87 × 42,967,352.01
  4. Step 4: Simplify right side
    55,154,954.77x = 3,550,168,989,044,187.50
  5. Step 5: Solve for x
    x = 3,550,168,989,044,187.50/55,154,954.77
  6. Step 6: Final answer
    x = 64,367,181.59

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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.