Home / 165,763,769.10-248,645,653.65-56,552,643.60

Finding the Fourth Proportional to 165,763,769.10, 248,645,653.65 and 56,552,643.60

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Solution

The fourth proportional to 165,763,769.10, 248,645,653.65 and 56,552,643.60 is: 84,828,965.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,763,769.10 : 248,645,653.65 = 56,552,643.60 : x
  2. Step 2: Convert to fraction form
    165,763,769.10/248,645,653.65 = 56,552,643.60/x
  3. Step 3: Cross multiply
    165,763,769.10x = 248,645,653.65 × 56,552,643.60
  4. Step 4: Simplify right side
    165,763,769.10x = 14,061,569,033,557,490
  5. Step 5: Solve for x
    x = 14,061,569,033,557,490/165,763,769.10
  6. Step 6: Final answer
    x = 84,828,965.40

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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.