Home / 127,727,171.79-190,890,970.68-93,256,250.07

Finding the Fourth Proportional to 127,727,171.79, 190,890,970.68 and 93,256,250.07

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Solution

The fourth proportional to 127,727,171.79, 190,890,970.68 and 93,256,250.07 is: 139,373,446.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,727,171.79 : 190,890,970.68 = 93,256,250.07 : x
  2. Step 2: Convert to fraction form
    127,727,171.79/190,890,970.68 = 93,256,250.07/x
  3. Step 3: Cross multiply
    127,727,171.79x = 190,890,970.68 × 93,256,250.07
  4. Step 4: Simplify right side
    127,727,171.79x = 17,801,776,097,839,118
  5. Step 5: Solve for x
    x = 17,801,776,097,839,118/127,727,171.79
  6. Step 6: Final answer
    x = 139,373,446.14

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.