Home / 30,233,219,255.20-45,349,828,882.80-15,539,938,487.20

Finding the Fourth Proportional to 30,233,219,255.20, 45,349,828,882.80 and 15,539,938,487.20

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Solution

The fourth proportional to 30,233,219,255.20, 45,349,828,882.80 and 15,539,938,487.20 is: 23,309,907,730.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,233,219,255.20 : 45,349,828,882.80 = 15,539,938,487.20 : x
  2. Step 2: Convert to fraction form
    30,233,219,255.20/45,349,828,882.80 = 15,539,938,487.20/x
  3. Step 3: Cross multiply
    30,233,219,255.20x = 45,349,828,882.80 × 15,539,938,487.20
  4. Step 4: Simplify right side
    30,233,219,255.20x = 704,733,551,243,758,010,368
  5. Step 5: Solve for x
    x = 704,733,551,243,758,010,368/30,233,219,255.20
  6. Step 6: Final answer
    x = 23,309,907,730.80

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1.5x scale

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.