Home / 2,900,580,785.80-4,350,871,178.70-961,632,075.40

Finding the Fourth Proportional to 2,900,580,785.80, 4,350,871,178.70 and 961,632,075.40

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Solution

The fourth proportional to 2,900,580,785.80, 4,350,871,178.70 and 961,632,075.40 is: 1,442,448,113.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900,580,785.80 : 4,350,871,178.70 = 961,632,075.40 : x
  2. Step 2: Convert to fraction form
    2,900,580,785.80/4,350,871,178.70 = 961,632,075.40/x
  3. Step 3: Cross multiply
    2,900,580,785.80x = 4,350,871,178.70 × 961,632,075.40
  4. Step 4: Simplify right side
    2,900,580,785.80x = 4,183,937,281,371,324,928
  5. Step 5: Solve for x
    x = 4,183,937,281,371,324,928/2,900,580,785.80
  6. Step 6: Final answer
    x = 1,442,448,113.10

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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.