Home / 540,634,684.18-746,091,603.14-305,680,300.12

Finding the Fourth Proportional to 540,634,684.18, 746,091,603.14 and 305,680,300.12

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Solution

The fourth proportional to 540,634,684.18, 746,091,603.14 and 305,680,300.12 is: 421,847,713.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,634,684.18 : 746,091,603.14 = 305,680,300.12 : x
  2. Step 2: Convert to fraction form
    540,634,684.18/746,091,603.14 = 305,680,300.12/x
  3. Step 3: Cross multiply
    540,634,684.18x = 746,091,603.14 × 305,680,300.12
  4. Step 4: Simplify right side
    540,634,684.18x = 228,065,505,164,847,136
  5. Step 5: Solve for x
    x = 228,065,505,164,847,136/540,634,684.18
  6. Step 6: Final answer
    x = 421,847,713.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.