Home / 102,615,658.07-153,923,486.94-25,938,686.28

Finding the Fourth Proportional to 102,615,658.07, 153,923,486.94 and 25,938,686.28

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Solution

The fourth proportional to 102,615,658.07, 153,923,486.94 and 25,938,686.28 is: 38,908,029.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,615,658.07 : 153,923,486.94 = 25,938,686.28 : x
  2. Step 2: Convert to fraction form
    102,615,658.07/153,923,486.94 = 25,938,686.28/x
  3. Step 3: Cross multiply
    102,615,658.07x = 153,923,486.94 × 25,938,686.28
  4. Step 4: Simplify right side
    102,615,658.07x = 3,992,573,038,860,337.50
  5. Step 5: Solve for x
    x = 3,992,573,038,860,337.50/102,615,658.07
  6. Step 6: Final answer
    x = 38,908,029.38

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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.