Home / 90,811,702.90-136,183,923.57-29,384,928.84

Finding the Fourth Proportional to 90,811,702.90, 136,183,923.57 and 29,384,928.84

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Solution

The fourth proportional to 90,811,702.90, 136,183,923.57 and 29,384,928.84 is: 44,066,510.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,811,702.90 : 136,183,923.57 = 29,384,928.84 : x
  2. Step 2: Convert to fraction form
    90,811,702.90/136,183,923.57 = 29,384,928.84/x
  3. Step 3: Cross multiply
    90,811,702.90x = 136,183,923.57 × 29,384,928.84
  4. Step 4: Simplify right side
    90,811,702.90x = 4,001,754,903,256,448.50
  5. Step 5: Solve for x
    x = 4,001,754,903,256,448.50/90,811,702.90
  6. Step 6: Final answer
    x = 44,066,510.98

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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.