Home / 293,326,815.60-439,990,223.40-99,244,562.40

Finding the Fourth Proportional to 293,326,815.60, 439,990,223.40 and 99,244,562.40

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Solution

The fourth proportional to 293,326,815.60, 439,990,223.40 and 99,244,562.40 is: 148,866,843.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,326,815.60 : 439,990,223.40 = 99,244,562.40 : x
  2. Step 2: Convert to fraction form
    293,326,815.60/439,990,223.40 = 99,244,562.40/x
  3. Step 3: Cross multiply
    293,326,815.60x = 439,990,223.40 × 99,244,562.40
  4. Step 4: Simplify right side
    293,326,815.60x = 43,666,637,181,611,240
  5. Step 5: Solve for x
    x = 43,666,637,181,611,240/293,326,815.60
  6. Step 6: Final answer
    x = 148,866,843.60

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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.