Home / 216,011,763.46-298,097,018.40-116,892,500.38

Finding the Fourth Proportional to 216,011,763.46, 298,097,018.40 and 116,892,500.38

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Solution

The fourth proportional to 216,011,763.46, 298,097,018.40 and 116,892,500.38 is: 161,312,075.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,011,763.46 : 298,097,018.40 = 116,892,500.38 : x
  2. Step 2: Convert to fraction form
    216,011,763.46/298,097,018.40 = 116,892,500.38/x
  3. Step 3: Cross multiply
    216,011,763.46x = 298,097,018.40 × 116,892,500.38
  4. Step 4: Simplify right side
    216,011,763.46x = 34,845,305,836,598,864
  5. Step 5: Solve for x
    x = 34,845,305,836,598,864/216,011,763.46
  6. Step 6: Final answer
    x = 161,312,075.22

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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.