Home / 165,763,763.60-248,645,645.40-56,552,638.10

Finding the Fourth Proportional to 165,763,763.60, 248,645,645.40 and 56,552,638.10

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Solution

The fourth proportional to 165,763,763.60, 248,645,645.40 and 56,552,638.10 is: 84,828,957.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,763,763.60 : 248,645,645.40 = 56,552,638.10 : x
  2. Step 2: Convert to fraction form
    165,763,763.60/248,645,645.40 = 56,552,638.10/x
  3. Step 3: Cross multiply
    165,763,763.60x = 248,645,645.40 × 56,552,638.10
  4. Step 4: Simplify right side
    165,763,763.60x = 14,061,567,199,447,130
  5. Step 5: Solve for x
    x = 14,061,567,199,447,130/165,763,763.60
  6. Step 6: Final answer
    x = 84,828,957.15

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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.