Home / 130,271,636.25-179,777,981.68-70,735,441.49

Finding the Fourth Proportional to 130,271,636.25, 179,777,981.68 and 70,735,441.49

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Solution

The fourth proportional to 130,271,636.25, 179,777,981.68 and 70,735,441.49 is: 97,616,605.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,271,636.25 : 179,777,981.68 = 70,735,441.49 : x
  2. Step 2: Convert to fraction form
    130,271,636.25/179,777,981.68 = 70,735,441.49/x
  3. Step 3: Cross multiply
    130,271,636.25x = 179,777,981.68 × 70,735,441.49
  4. Step 4: Simplify right side
    130,271,636.25x = 12,716,674,905,234,738
  5. Step 5: Solve for x
    x = 12,716,674,905,234,738/130,271,636.25
  6. Step 6: Final answer
    x = 97,616,605.36

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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.