Home / 91,117,205-136,681,868.07-32,022,438.26

Finding the Fourth Proportional to 91,117,205, 136,681,868.07 and 32,022,438.26

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Solution

The fourth proportional to 91,117,205, 136,681,868.07 and 32,022,438.26 is: 48,035,787.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,117,205 : 136,681,868.07 = 32,022,438.26 : x
  2. Step 2: Convert to fraction form
    91,117,205/136,681,868.07 = 32,022,438.26/x
  3. Step 3: Cross multiply
    91,117,205x = 136,681,868.07 × 32,022,438.26
  4. Step 4: Simplify right side
    91,117,205x = 4,376,886,681,533,040.50
  5. Step 5: Solve for x
    x = 4,376,886,681,533,040.50/91,117,205
  6. Step 6: Final answer
    x = 48,035,787.33

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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.