Home / 677,735,552.69-1,012,039,447.26-553,484,666.53

Finding the Fourth Proportional to 677,735,552.69, 1,012,039,447.26 and 553,484,666.53

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Solution

The fourth proportional to 677,735,552.69, 1,012,039,447.26 and 553,484,666.53 is: 826,499,825.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,735,552.69 : 1,012,039,447.26 = 553,484,666.53 : x
  2. Step 2: Convert to fraction form
    677,735,552.69/1,012,039,447.26 = 553,484,666.53/x
  3. Step 3: Cross multiply
    677,735,552.69x = 1,012,039,447.26 × 553,484,666.53
  4. Step 4: Simplify right side
    677,735,552.69x = 560,148,315,985,219,584
  5. Step 5: Solve for x
    x = 560,148,315,985,219,584/677,735,552.69
  6. Step 6: Final answer
    x = 826,499,825.43

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.