Home / 302,692,804.95-417,716,067.01-163,463,554.42

Finding the Fourth Proportional to 302,692,804.95, 417,716,067.01 and 163,463,554.42

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Solution

The fourth proportional to 302,692,804.95, 417,716,067.01 and 163,463,554.42 is: 225,579,703.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,692,804.95 : 417,716,067.01 = 163,463,554.42 : x
  2. Step 2: Convert to fraction form
    302,692,804.95/417,716,067.01 = 163,463,554.42/x
  3. Step 3: Cross multiply
    302,692,804.95x = 417,716,067.01 × 163,463,554.42
  4. Step 4: Simplify right side
    302,692,804.95x = 68,281,353,050,344,544
  5. Step 5: Solve for x
    x = 68,281,353,050,344,544/302,692,804.95
  6. Step 6: Final answer
    x = 225,579,703.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.