Home / 98,340,603.95-135,706,476.65-54,286,657.26

Finding the Fourth Proportional to 98,340,603.95, 135,706,476.65 and 54,286,657.26

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Solution

The fourth proportional to 98,340,603.95, 135,706,476.65 and 54,286,657.26 is: 74,913,623.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,340,603.95 : 135,706,476.65 = 54,286,657.26 : x
  2. Step 2: Convert to fraction form
    98,340,603.95/135,706,476.65 = 54,286,657.26/x
  3. Step 3: Cross multiply
    98,340,603.95x = 135,706,476.65 × 54,286,657.26
  4. Step 4: Simplify right side
    98,340,603.95x = 7,367,050,985,589,310
  5. Step 5: Solve for x
    x = 7,367,050,985,589,310/98,340,603.95
  6. Step 6: Final answer
    x = 74,913,623.57

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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.