Home / 28,720,872,873.24-43,047,034,119.76-13,367,408,095.37

Finding the Fourth Proportional to 28,720,872,873.24, 43,047,034,119.76 and 13,367,408,095.37

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Solution

The fourth proportional to 28,720,872,873.24, 43,047,034,119.76 and 13,367,408,095.37 is: 20,035,159,617.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,720,872,873.24 : 43,047,034,119.76 = 13,367,408,095.37 : x
  2. Step 2: Convert to fraction form
    28,720,872,873.24/43,047,034,119.76 = 13,367,408,095.37/x
  3. Step 3: Cross multiply
    28,720,872,873.24x = 43,047,034,119.76 × 13,367,408,095.37
  4. Step 4: Simplify right side
    28,720,872,873.24x = 575,427,272,374,148,464,640
  5. Step 5: Solve for x
    x = 575,427,272,374,148,464,640/28,720,872,873.24
  6. Step 6: Final answer
    x = 20,035,159,617.67

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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.