Home / 252,745,698.60-379,118,547.90-123,436,261.80

Finding the Fourth Proportional to 252,745,698.60, 379,118,547.90 and 123,436,261.80

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Solution

The fourth proportional to 252,745,698.60, 379,118,547.90 and 123,436,261.80 is: 185,154,392.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,745,698.60 : 379,118,547.90 = 123,436,261.80 : x
  2. Step 2: Convert to fraction form
    252,745,698.60/379,118,547.90 = 123,436,261.80/x
  3. Step 3: Cross multiply
    252,745,698.60x = 379,118,547.90 × 123,436,261.80
  4. Step 4: Simplify right side
    252,745,698.60x = 46,796,976,331,820,240
  5. Step 5: Solve for x
    x = 46,796,976,331,820,240/252,745,698.60
  6. Step 6: Final answer
    x = 185,154,392.70

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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.