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Finding the Fourth Proportional to 46,363,886.80, 65,043,810.80 and 46,363,886.80

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Solution

The fourth proportional to 46,363,886.80, 65,043,810.80 and 46,363,886.80 is: 65,043,810.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,363,886.80 : 65,043,810.80 = 46,363,886.80 : x
  2. Step 2: Convert to fraction form
    46,363,886.80/65,043,810.80 = 46,363,886.80/x
  3. Step 3: Cross multiply
    46,363,886.80x = 65,043,810.80 × 46,363,886.80
  4. Step 4: Simplify right side
    46,363,886.80x = 3,015,683,880,971,817
  5. Step 5: Solve for x
    x = 3,015,683,880,971,817/46,363,886.80
  6. Step 6: Final answer
    x = 65,043,810.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.