Home / 1,733,128,383.60-2,598,035,538.60-642,318,937.20

Finding the Fourth Proportional to 1,733,128,383.60, 2,598,035,538.60 and 642,318,937.20

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Solution

The fourth proportional to 1,733,128,383.60, 2,598,035,538.60 and 642,318,937.20 is: 962,864,287.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,733,128,383.60 : 2,598,035,538.60 = 642,318,937.20 : x
  2. Step 2: Convert to fraction form
    1,733,128,383.60/2,598,035,538.60 = 642,318,937.20/x
  3. Step 3: Cross multiply
    1,733,128,383.60x = 2,598,035,538.60 × 642,318,937.20
  4. Step 4: Simplify right side
    1,733,128,383.60x = 1,668,767,425,961,381,632
  5. Step 5: Solve for x
    x = 1,668,767,425,961,381,632/1,733,128,383.60
  6. Step 6: Final answer
    x = 962,864,287.35

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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.