Home / 446,502,002.80-668,477,545.80-400,585,500.40

Finding the Fourth Proportional to 446,502,002.80, 668,477,545.80 and 400,585,500.40

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Solution

The fourth proportional to 446,502,002.80, 668,477,545.80 and 400,585,500.40 is: 599,733,955.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,502,002.80 : 668,477,545.80 = 400,585,500.40 : x
  2. Step 2: Convert to fraction form
    446,502,002.80/668,477,545.80 = 400,585,500.40/x
  3. Step 3: Cross multiply
    446,502,002.80x = 668,477,545.80 × 400,585,500.40
  4. Step 4: Simplify right side
    446,502,002.80x = 267,782,412,190,456,896
  5. Step 5: Solve for x
    x = 267,782,412,190,456,896/446,502,002.80
  6. Step 6: Final answer
    x = 599,733,955.30

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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.