Home / 218,272,031.70-327,408,047.55-109,114,050.30

Finding the Fourth Proportional to 218,272,031.70, 327,408,047.55 and 109,114,050.30

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Solution

The fourth proportional to 218,272,031.70, 327,408,047.55 and 109,114,050.30 is: 163,671,075.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,272,031.70 : 327,408,047.55 = 109,114,050.30 : x
  2. Step 2: Convert to fraction form
    218,272,031.70/327,408,047.55 = 109,114,050.30/x
  3. Step 3: Cross multiply
    218,272,031.70x = 327,408,047.55 × 109,114,050.30
  4. Step 4: Simplify right side
    218,272,031.70x = 35,724,818,168,995,492
  5. Step 5: Solve for x
    x = 35,724,818,168,995,492/218,272,031.70
  6. Step 6: Final answer
    x = 163,671,075.45

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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.