Home / 103,635,288,071.95-155,452,938,406.49-25,118,068,967.95

Finding the Fourth Proportional to 103,635,288,071.95, 155,452,938,406.49 and 25,118,068,967.95

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Solution

The fourth proportional to 103,635,288,071.95, 155,452,938,406.49 and 25,118,068,967.95 is: 37,677,104,978.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,635,288,071.95 : 155,452,938,406.49 = 25,118,068,967.95 : x
  2. Step 2: Convert to fraction form
    103,635,288,071.95/155,452,938,406.49 = 25,118,068,967.95/x
  3. Step 3: Cross multiply
    103,635,288,071.95x = 155,452,938,406.49 × 25,118,068,967.95
  4. Step 4: Simplify right side
    103,635,288,071.95x = 3,904,677,628,164,699,062,272
  5. Step 5: Solve for x
    x = 3,904,677,628,164,699,062,272/103,635,288,071.95
  6. Step 6: Final answer
    x = 37,677,104,978.51

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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.