Home / 128,094,802.77-176,638,710.06-109,571,266.32

Finding the Fourth Proportional to 128,094,802.77, 176,638,710.06 and 109,571,266.32

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Solution

The fourth proportional to 128,094,802.77, 176,638,710.06 and 109,571,266.32 is: 151,095,335.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,094,802.77 : 176,638,710.06 = 109,571,266.32 : x
  2. Step 2: Convert to fraction form
    128,094,802.77/176,638,710.06 = 109,571,266.32/x
  3. Step 3: Cross multiply
    128,094,802.77x = 176,638,710.06 × 109,571,266.32
  4. Step 4: Simplify right side
    128,094,802.77x = 19,354,527,142,405,524
  5. Step 5: Solve for x
    x = 19,354,527,142,405,524/128,094,802.77
  6. Step 6: Final answer
    x = 151,095,335.05

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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.