Home / 1,054,571,430.96-1,580,749,829.08-354,820,649

Finding the Fourth Proportional to 1,054,571,430.96, 1,580,749,829.08 and 354,820,649

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Solution

The fourth proportional to 1,054,571,430.96, 1,580,749,829.08 and 354,820,649 is: 531,858,405.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,571,430.96 : 1,580,749,829.08 = 354,820,649 : x
  2. Step 2: Convert to fraction form
    1,054,571,430.96/1,580,749,829.08 = 354,820,649/x
  3. Step 3: Cross multiply
    1,054,571,430.96x = 1,580,749,829.08 × 354,820,649
  4. Step 4: Simplify right side
    1,054,571,430.96x = 560,882,680,260,804,672
  5. Step 5: Solve for x
    x = 560,882,680,260,804,672/1,054,571,430.96
  6. Step 6: Final answer
    x = 531,858,405.98

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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.