Home / 885,577,573,272.90-1,328,366,359,909.40-408,045,948,312.90

Finding the Fourth Proportional to 885,577,573,272.90, 1,328,366,359,909.40 and 408,045,948,312.90

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Solution

The fourth proportional to 885,577,573,272.90, 1,328,366,359,909.40 and 408,045,948,312.90 is: 612,068,922,469.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,577,573,272.90 : 1,328,366,359,909.40 = 408,045,948,312.90 : x
  2. Step 2: Convert to fraction form
    885,577,573,272.90/1,328,366,359,909.40 = 408,045,948,312.90/x
  3. Step 3: Cross multiply
    885,577,573,272.90x = 1,328,366,359,909.40 × 408,045,948,312.90
  4. Step 4: Simplify right side
    885,577,573,272.90x = 542,034,511,036,186,135,363,584
  5. Step 5: Solve for x
    x = 542,034,511,036,186,135,363,584/885,577,573,272.90
  6. Step 6: Final answer
    x = 612,068,922,469.37

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Double scale
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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.