Home / 109,878,004.07-151,626,077.18-65,225,884.77

Finding the Fourth Proportional to 109,878,004.07, 151,626,077.18 and 65,225,884.77

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Solution

The fourth proportional to 109,878,004.07, 151,626,077.18 and 65,225,884.77 is: 90,008,415.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,878,004.07 : 151,626,077.18 = 65,225,884.77 : x
  2. Step 2: Convert to fraction form
    109,878,004.07/151,626,077.18 = 65,225,884.77/x
  3. Step 3: Cross multiply
    109,878,004.07x = 151,626,077.18 × 65,225,884.77
  4. Step 4: Simplify right side
    109,878,004.07x = 9,889,945,038,188,276
  5. Step 5: Solve for x
    x = 9,889,945,038,188,276/109,878,004.07
  6. Step 6: Final answer
    x = 90,008,415.44

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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.