Home / 1,147,119,784,401.50-1,583,739,853,920.80-730,208,952,172.65

Finding the Fourth Proportional to 1,147,119,784,401.50, 1,583,739,853,920.80 and 730,208,952,172.65

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Solution

The fourth proportional to 1,147,119,784,401.50, 1,583,739,853,920.80 and 730,208,952,172.65 is: 1,008,143,207,859.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,119,784,401.50 : 1,583,739,853,920.80 = 730,208,952,172.65 : x
  2. Step 2: Convert to fraction form
    1,147,119,784,401.50/1,583,739,853,920.80 = 730,208,952,172.65/x
  3. Step 3: Cross multiply
    1,147,119,784,401.50x = 1,583,739,853,920.80 × 730,208,952,172.65
  4. Step 4: Simplify right side
    1,147,119,784,401.50x = 1,156,461,019,245,573,272,764,416
  5. Step 5: Solve for x
    x = 1,156,461,019,245,573,272,764,416/1,147,119,784,401.50
  6. Step 6: Final answer
    x = 1,008,143,207,859.45

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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.