Home / 165,248,303.86-247,818,942.60-54,559,108.11

Finding the Fourth Proportional to 165,248,303.86, 247,818,942.60 and 54,559,108.11

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Solution

The fourth proportional to 165,248,303.86, 247,818,942.60 and 54,559,108.11 is: 81,820,994.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,248,303.86 : 247,818,942.60 = 54,559,108.11 : x
  2. Step 2: Convert to fraction form
    165,248,303.86/247,818,942.60 = 54,559,108.11/x
  3. Step 3: Cross multiply
    165,248,303.86x = 247,818,942.60 × 54,559,108.11
  4. Step 4: Simplify right side
    165,248,303.86x = 13,520,780,481,019,284
  5. Step 5: Solve for x
    x = 13,520,780,481,019,284/165,248,303.86
  6. Step 6: Final answer
    x = 81,820,994.01

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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.