Home / 28,584,648,732.68-39,447,903,590.08-15,898,301,757.08

Finding the Fourth Proportional to 28,584,648,732.68, 39,447,903,590.08 and 15,898,301,757.08

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Solution

The fourth proportional to 28,584,648,732.68, 39,447,903,590.08 and 15,898,301,757.08 is: 21,940,261,740.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,584,648,732.68 : 39,447,903,590.08 = 15,898,301,757.08 : x
  2. Step 2: Convert to fraction form
    28,584,648,732.68/39,447,903,590.08 = 15,898,301,757.08/x
  3. Step 3: Cross multiply
    28,584,648,732.68x = 39,447,903,590.08 × 15,898,301,757.08
  4. Step 4: Simplify right side
    28,584,648,732.68x = 627,154,674,959,291,383,808
  5. Step 5: Solve for x
    x = 627,154,674,959,291,383,808/28,584,648,732.68
  6. Step 6: Final answer
    x = 21,940,261,740.64

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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.