Home / 157,464,007.40-219,939,427-157,464,007.40

Finding the Fourth Proportional to 157,464,007.40, 219,939,427 and 157,464,007.40

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Solution

The fourth proportional to 157,464,007.40, 219,939,427 and 157,464,007.40 is: 219,939,427

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,007.40 : 219,939,427 = 157,464,007.40 : x
  2. Step 2: Convert to fraction form
    157,464,007.40/219,939,427 = 157,464,007.40/x
  3. Step 3: Cross multiply
    157,464,007.40x = 219,939,427 × 157,464,007.40
  4. Step 4: Simplify right side
    157,464,007.40x = 34,632,543,560,679,760
  5. Step 5: Solve for x
    x = 34,632,543,560,679,760/157,464,007.40
  6. Step 6: Final answer
    x = 219,939,427

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.