Home / 753,021,570.40-1,129,532,355.60-753,021,570.40

Finding the Fourth Proportional to 753,021,570.40, 1,129,532,355.60 and 753,021,570.40

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Solution

The fourth proportional to 753,021,570.40, 1,129,532,355.60 and 753,021,570.40 is: 1,129,532,355.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,021,570.40 : 1,129,532,355.60 = 753,021,570.40 : x
  2. Step 2: Convert to fraction form
    753,021,570.40/1,129,532,355.60 = 753,021,570.40/x
  3. Step 3: Cross multiply
    753,021,570.40x = 1,129,532,355.60 × 753,021,570.40
  4. Step 4: Simplify right side
    753,021,570.40x = 850,562,228,231,523,072
  5. Step 5: Solve for x
    x = 850,562,228,231,523,072/753,021,570.40
  6. Step 6: Final answer
    x = 1,129,532,355.60

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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.