Home / 528,969,832.20-793,247,129.10-201,271,307.40

Finding the Fourth Proportional to 528,969,832.20, 793,247,129.10 and 201,271,307.40

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Solution

The fourth proportional to 528,969,832.20, 793,247,129.10 and 201,271,307.40 is: 301,827,962.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,969,832.20 : 793,247,129.10 = 201,271,307.40 : x
  2. Step 2: Convert to fraction form
    528,969,832.20/793,247,129.10 = 201,271,307.40/x
  3. Step 3: Cross multiply
    528,969,832.20x = 793,247,129.10 × 201,271,307.40
  4. Step 4: Simplify right side
    528,969,832.20x = 159,657,886,765,253,600
  5. Step 5: Solve for x
    x = 159,657,886,765,253,600/528,969,832.20
  6. Step 6: Final answer
    x = 301,827,962.67

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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.