Home / 651,475,193.40-977,354,507.70-214,701,550.20

Finding the Fourth Proportional to 651,475,193.40, 977,354,507.70 and 214,701,550.20

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Solution

The fourth proportional to 651,475,193.40, 977,354,507.70 and 214,701,550.20 is: 322,099,030.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,475,193.40 : 977,354,507.70 = 214,701,550.20 : x
  2. Step 2: Convert to fraction form
    651,475,193.40/977,354,507.70 = 214,701,550.20/x
  3. Step 3: Cross multiply
    651,475,193.40x = 977,354,507.70 × 214,701,550.20
  4. Step 4: Simplify right side
    651,475,193.40x = 209,839,527,898,147,840
  5. Step 5: Solve for x
    x = 209,839,527,898,147,840/651,475,193.40
  6. Step 6: Final answer
    x = 322,099,030.05

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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.