Home / 106,525,198.95-147,106,301.63-100,721,779.84

Finding the Fourth Proportional to 106,525,198.95, 147,106,301.63 and 100,721,779.84

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Solution

The fourth proportional to 106,525,198.95, 147,106,301.63 and 100,721,779.84 is: 139,092,052.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,525,198.95 : 147,106,301.63 = 100,721,779.84 : x
  2. Step 2: Convert to fraction form
    106,525,198.95/147,106,301.63 = 100,721,779.84/x
  3. Step 3: Cross multiply
    106,525,198.95x = 147,106,301.63 × 100,721,779.84
  4. Step 4: Simplify right side
    106,525,198.95x = 14,816,808,525,853,494
  5. Step 5: Solve for x
    x = 14,816,808,525,853,494/106,525,198.95
  6. Step 6: Final answer
    x = 139,092,052.13

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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.