Home / 1,739,934,394.56-2,401,160,452.20-947,031,729.84

Finding the Fourth Proportional to 1,739,934,394.56, 2,401,160,452.20 and 947,031,729.84

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Solution

The fourth proportional to 1,739,934,394.56, 2,401,160,452.20 and 947,031,729.84 is: 1,306,931,539.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,739,934,394.56 : 2,401,160,452.20 = 947,031,729.84 : x
  2. Step 2: Convert to fraction form
    1,739,934,394.56/2,401,160,452.20 = 947,031,729.84/x
  3. Step 3: Cross multiply
    1,739,934,394.56x = 2,401,160,452.20 × 947,031,729.84
  4. Step 4: Simplify right side
    1,739,934,394.56x = 2,273,975,136,670,362,624
  5. Step 5: Solve for x
    x = 2,273,975,136,670,362,624/1,739,934,394.56
  6. Step 6: Final answer
    x = 1,306,931,539.36

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Double scale
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1.5x scale

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.