Home / 168,856,981.03-233,025,013.63-97,290,309.78

Finding the Fourth Proportional to 168,856,981.03, 233,025,013.63 and 97,290,309.78

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Solution

The fourth proportional to 168,856,981.03, 233,025,013.63 and 97,290,309.78 is: 134,261,998.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,856,981.03 : 233,025,013.63 = 97,290,309.78 : x
  2. Step 2: Convert to fraction form
    168,856,981.03/233,025,013.63 = 97,290,309.78/x
  3. Step 3: Cross multiply
    168,856,981.03x = 233,025,013.63 × 97,290,309.78
  4. Step 4: Simplify right side
    168,856,981.03x = 22,671,075,762,212,084
  5. Step 5: Solve for x
    x = 22,671,075,762,212,084/168,856,981.03
  6. Step 6: Final answer
    x = 134,261,998.67

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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.