Home / 65,308,161.98-97,976,414.73-19,868,775.50

Finding the Fourth Proportional to 65,308,161.98, 97,976,414.73 and 19,868,775.50

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Solution

The fourth proportional to 65,308,161.98, 97,976,414.73 and 19,868,775.50 is: 29,807,474.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,308,161.98 : 97,976,414.73 = 19,868,775.50 : x
  2. Step 2: Convert to fraction form
    65,308,161.98/97,976,414.73 = 19,868,775.50/x
  3. Step 3: Cross multiply
    65,308,161.98x = 97,976,414.73 × 19,868,775.50
  4. Step 4: Simplify right side
    65,308,161.98x = 1,946,671,388,565,263.25
  5. Step 5: Solve for x
    x = 1,946,671,388,565,263.25/65,308,161.98
  6. Step 6: Final answer
    x = 29,807,474.74

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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.