Home / 272,947,762.38-409,493,435.49-98,088,461.58

Finding the Fourth Proportional to 272,947,762.38, 409,493,435.49 and 98,088,461.58

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Solution

The fourth proportional to 272,947,762.38, 409,493,435.49 and 98,088,461.58 is: 147,158,492.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,947,762.38 : 409,493,435.49 = 98,088,461.58 : x
  2. Step 2: Convert to fraction form
    272,947,762.38/409,493,435.49 = 98,088,461.58/x
  3. Step 3: Cross multiply
    272,947,762.38x = 409,493,435.49 × 98,088,461.58
  4. Step 4: Simplify right side
    272,947,762.38x = 40,166,581,114,323,072
  5. Step 5: Solve for x
    x = 40,166,581,114,323,072/272,947,762.38
  6. Step 6: Final answer
    x = 147,158,492.03

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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.