Home / 434,438,438.30-651,657,657.45-434,438,438.30

Finding the Fourth Proportional to 434,438,438.30, 651,657,657.45 and 434,438,438.30

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Solution

The fourth proportional to 434,438,438.30, 651,657,657.45 and 434,438,438.30 is: 651,657,657.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,438,438.30 : 651,657,657.45 = 434,438,438.30 : x
  2. Step 2: Convert to fraction form
    434,438,438.30/651,657,657.45 = 434,438,438.30/x
  3. Step 3: Cross multiply
    434,438,438.30x = 651,657,657.45 × 434,438,438.30
  4. Step 4: Simplify right side
    434,438,438.30x = 283,105,135,008,814,400
  5. Step 5: Solve for x
    x = 283,105,135,008,814,400/434,438,438.30
  6. Step 6: Final answer
    x = 651,657,657.45

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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.