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Finding the Fourth Proportional to 100,602,206.40, 150,903,309.60 and 96,634,113.60

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Solution

The fourth proportional to 100,602,206.40, 150,903,309.60 and 96,634,113.60 is: 144,951,170.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,602,206.40 : 150,903,309.60 = 96,634,113.60 : x
  2. Step 2: Convert to fraction form
    100,602,206.40/150,903,309.60 = 96,634,113.60/x
  3. Step 3: Cross multiply
    100,602,206.40x = 150,903,309.60 × 96,634,113.60
  4. Step 4: Simplify right side
    100,602,206.40x = 14,582,407,562,502,370
  5. Step 5: Solve for x
    x = 14,582,407,562,502,370/100,602,206.40
  6. Step 6: Final answer
    x = 144,951,170.40

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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.