Home / 403,169,920.80-604,866,855.60-173,249,152.80

Finding the Fourth Proportional to 403,169,920.80, 604,866,855.60 and 173,249,152.80

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Solution

The fourth proportional to 403,169,920.80, 604,866,855.60 and 173,249,152.80 is: 259,921,846.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,169,920.80 : 604,866,855.60 = 173,249,152.80 : x
  2. Step 2: Convert to fraction form
    403,169,920.80/604,866,855.60 = 173,249,152.80/x
  3. Step 3: Cross multiply
    403,169,920.80x = 604,866,855.60 × 173,249,152.80
  4. Step 4: Simplify right side
    403,169,920.80x = 104,792,670,289,499,952
  5. Step 5: Solve for x
    x = 104,792,670,289,499,952/403,169,920.80
  6. Step 6: Final answer
    x = 259,921,846.55

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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.