Home / 336,999,030.40-505,498,545.60-298,735,278.40

Finding the Fourth Proportional to 336,999,030.40, 505,498,545.60 and 298,735,278.40

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Solution

The fourth proportional to 336,999,030.40, 505,498,545.60 and 298,735,278.40 is: 448,102,917.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,999,030.40 : 505,498,545.60 = 298,735,278.40 : x
  2. Step 2: Convert to fraction form
    336,999,030.40/505,498,545.60 = 298,735,278.40/x
  3. Step 3: Cross multiply
    336,999,030.40x = 505,498,545.60 × 298,735,278.40
  4. Step 4: Simplify right side
    336,999,030.40x = 151,010,248,750,611,104
  5. Step 5: Solve for x
    x = 151,010,248,750,611,104/336,999,030.40
  6. Step 6: Final answer
    x = 448,102,917.60

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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.