Home / 28,143,960,527.44-42,223,086,427.28-13,028,427,300.52

Finding the Fourth Proportional to 28,143,960,527.44, 42,223,086,427.28 and 13,028,427,300.52

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Solution

The fourth proportional to 28,143,960,527.44, 42,223,086,427.28 and 13,028,427,300.52 is: 19,545,948,815.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,143,960,527.44 : 42,223,086,427.28 = 13,028,427,300.52 : x
  2. Step 2: Convert to fraction form
    28,143,960,527.44/42,223,086,427.28 = 13,028,427,300.52/x
  3. Step 3: Cross multiply
    28,143,960,527.44x = 42,223,086,427.28 × 13,028,427,300.52
  4. Step 4: Simplify right side
    28,143,960,527.44x = 550,100,411,921,390,239,744
  5. Step 5: Solve for x
    x = 550,100,411,921,390,239,744/28,143,960,527.44
  6. Step 6: Final answer
    x = 19,545,948,815.02

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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.