Home / 90,989,009.01-136,537,444.94-33,521,603.67

Finding the Fourth Proportional to 90,989,009.01, 136,537,444.94 and 33,521,603.67

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Solution

The fourth proportional to 90,989,009.01, 136,537,444.94 and 33,521,603.67 is: 50,302,274.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,989,009.01 : 136,537,444.94 = 33,521,603.67 : x
  2. Step 2: Convert to fraction form
    90,989,009.01/136,537,444.94 = 33,521,603.67/x
  3. Step 3: Cross multiply
    90,989,009.01x = 136,537,444.94 × 33,521,603.67
  4. Step 4: Simplify right side
    90,989,009.01x = 4,576,954,115,225,519
  5. Step 5: Solve for x
    x = 4,576,954,115,225,519/90,989,009.01
  6. Step 6: Final answer
    x = 50,302,274.58

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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.