Home / 738,414,742.47-1,019,326,107.38-460,093,776.36

Finding the Fourth Proportional to 738,414,742.47, 1,019,326,107.38 and 460,093,776.36

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Solution

The fourth proportional to 738,414,742.47, 1,019,326,107.38 and 460,093,776.36 is: 635,124,911.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,414,742.47 : 1,019,326,107.38 = 460,093,776.36 : x
  2. Step 2: Convert to fraction form
    738,414,742.47/1,019,326,107.38 = 460,093,776.36/x
  3. Step 3: Cross multiply
    738,414,742.47x = 1,019,326,107.38 × 460,093,776.36
  4. Step 4: Simplify right side
    738,414,742.47x = 468,985,598,084,502,592
  5. Step 5: Solve for x
    x = 468,985,598,084,502,592/738,414,742.47
  6. Step 6: Final answer
    x = 635,124,911.67

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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.