Home / 697,824,569.58-962,998,106.14-380,284,904.59

Finding the Fourth Proportional to 697,824,569.58, 962,998,106.14 and 380,284,904.59

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Solution

The fourth proportional to 697,824,569.58, 962,998,106.14 and 380,284,904.59 is: 524,793,277.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,824,569.58 : 962,998,106.14 = 380,284,904.59 : x
  2. Step 2: Convert to fraction form
    697,824,569.58/962,998,106.14 = 380,284,904.59/x
  3. Step 3: Cross multiply
    697,824,569.58x = 962,998,106.14 × 380,284,904.59
  4. Step 4: Simplify right side
    697,824,569.58x = 366,213,642,913,800,576
  5. Step 5: Solve for x
    x = 366,213,642,913,800,576/697,824,569.58
  6. Step 6: Final answer
    x = 524,793,277.39

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1.5x scale

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.