Home / 108,669,752.70-163,004,629.05-97,920,210.30

Finding the Fourth Proportional to 108,669,752.70, 163,004,629.05 and 97,920,210.30

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Solution

The fourth proportional to 108,669,752.70, 163,004,629.05 and 97,920,210.30 is: 146,880,315.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,669,752.70 : 163,004,629.05 = 97,920,210.30 : x
  2. Step 2: Convert to fraction form
    108,669,752.70/163,004,629.05 = 97,920,210.30/x
  3. Step 3: Cross multiply
    108,669,752.70x = 163,004,629.05 × 97,920,210.30
  4. Step 4: Simplify right side
    108,669,752.70x = 15,961,447,556,449,490
  5. Step 5: Solve for x
    x = 15,961,447,556,449,490/108,669,752.70
  6. Step 6: Final answer
    x = 146,880,315.45

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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.