Home / 64,716,990.40-97,075,485.60-30,704,766.40

Finding the Fourth Proportional to 64,716,990.40, 97,075,485.60 and 30,704,766.40

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Solution

The fourth proportional to 64,716,990.40, 97,075,485.60 and 30,704,766.40 is: 46,057,149.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,716,990.40 : 97,075,485.60 = 30,704,766.40 : x
  2. Step 2: Convert to fraction form
    64,716,990.40/97,075,485.60 = 30,704,766.40/x
  3. Step 3: Cross multiply
    64,716,990.40x = 97,075,485.60 × 30,704,766.40
  4. Step 4: Simplify right side
    64,716,990.40x = 2,980,680,108,514,563.50
  5. Step 5: Solve for x
    x = 2,980,680,108,514,563.50/64,716,990.40
  6. Step 6: Final answer
    x = 46,057,149.60

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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.