Home / 697,836,287.24-962,986,038.82-380,289,790.08

Finding the Fourth Proportional to 697,836,287.24, 962,986,038.82 and 380,289,790.08

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Solution

The fourth proportional to 697,836,287.24, 962,986,038.82 and 380,289,790.08 is: 524,784,631.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,836,287.24 : 962,986,038.82 = 380,289,790.08 : x
  2. Step 2: Convert to fraction form
    697,836,287.24/962,986,038.82 = 380,289,790.08/x
  3. Step 3: Cross multiply
    697,836,287.24x = 962,986,038.82 × 380,289,790.08
  4. Step 4: Simplify right side
    697,836,287.24x = 366,213,758,552,828,544
  5. Step 5: Solve for x
    x = 366,213,758,552,828,544/697,836,287.24
  6. Step 6: Final answer
    x = 524,784,631.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.