Home / 259,038,155.60-388,557,233.40-105,600,568.40

Finding the Fourth Proportional to 259,038,155.60, 388,557,233.40 and 105,600,568.40

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Solution

The fourth proportional to 259,038,155.60, 388,557,233.40 and 105,600,568.40 is: 158,400,852.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,038,155.60 : 388,557,233.40 = 105,600,568.40 : x
  2. Step 2: Convert to fraction form
    259,038,155.60/388,557,233.40 = 105,600,568.40/x
  3. Step 3: Cross multiply
    259,038,155.60x = 388,557,233.40 × 105,600,568.40
  4. Step 4: Simplify right side
    259,038,155.60x = 41,031,864,702,971,464
  5. Step 5: Solve for x
    x = 41,031,864,702,971,464/259,038,155.60
  6. Step 6: Final answer
    x = 158,400,852.60

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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.