Home / 30,141,430,951.30-45,213,394,164.50-8,893,879,176.12

Finding the Fourth Proportional to 30,141,430,951.30, 45,213,394,164.50 and 8,893,879,176.12

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Solution

The fourth proportional to 30,141,430,951.30, 45,213,394,164.50 and 8,893,879,176.12 is: 13,341,186,936.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,141,430,951.30 : 45,213,394,164.50 = 8,893,879,176.12 : x
  2. Step 2: Convert to fraction form
    30,141,430,951.30/45,213,394,164.50 = 8,893,879,176.12/x
  3. Step 3: Cross multiply
    30,141,430,951.30x = 45,213,394,164.50 × 8,893,879,176.12
  4. Step 4: Simplify right side
    30,141,430,951.30x = 402,122,464,841,352,085,504
  5. Step 5: Solve for x
    x = 402,122,464,841,352,085,504/30,141,430,951.30
  6. Step 6: Final answer
    x = 13,341,186,936.05

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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.