Home / 30,350,075.80-45,525,113.70-27,161,429.80

Finding the Fourth Proportional to 30,350,075.80, 45,525,113.70 and 27,161,429.80

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Solution

The fourth proportional to 30,350,075.80, 45,525,113.70 and 27,161,429.80 is: 40,742,144.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,350,075.80 : 45,525,113.70 = 27,161,429.80 : x
  2. Step 2: Convert to fraction form
    30,350,075.80/45,525,113.70 = 27,161,429.80/x
  3. Step 3: Cross multiply
    30,350,075.80x = 45,525,113.70 × 27,161,429.80
  4. Step 4: Simplify right side
    30,350,075.80x = 1,236,527,179,899,568.25
  5. Step 5: Solve for x
    x = 1,236,527,179,899,568.25/30,350,075.80
  6. Step 6: Final answer
    x = 40,742,144.70

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1.5x scale

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.