Home / 289,196,000.70-433,657,143.45-168,064,583.10

Finding the Fourth Proportional to 289,196,000.70, 433,657,143.45 and 168,064,583.10

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Solution

The fourth proportional to 289,196,000.70, 433,657,143.45 and 168,064,583.10 is: 252,017,340.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,196,000.70 : 433,657,143.45 = 168,064,583.10 : x
  2. Step 2: Convert to fraction form
    289,196,000.70/433,657,143.45 = 168,064,583.10/x
  3. Step 3: Cross multiply
    289,196,000.70x = 433,657,143.45 × 168,064,583.10
  4. Step 4: Simplify right side
    289,196,000.70x = 72,882,407,022,261,136
  5. Step 5: Solve for x
    x = 72,882,407,022,261,136/289,196,000.70
  6. Step 6: Final answer
    x = 252,017,340.65

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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.