Home / 108,621,000.70-162,931,501.05-103,582,152.70

Finding the Fourth Proportional to 108,621,000.70, 162,931,501.05 and 103,582,152.70

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Solution

The fourth proportional to 108,621,000.70, 162,931,501.05 and 103,582,152.70 is: 155,373,229.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,621,000.70 : 162,931,501.05 = 103,582,152.70 : x
  2. Step 2: Convert to fraction form
    108,621,000.70/162,931,501.05 = 103,582,152.70/x
  3. Step 3: Cross multiply
    108,621,000.70x = 162,931,501.05 × 103,582,152.70
  4. Step 4: Simplify right side
    108,621,000.70x = 16,876,795,621,401,312
  5. Step 5: Solve for x
    x = 16,876,795,621,401,312/108,621,000.70
  6. Step 6: Final answer
    x = 155,373,229.05

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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.