Home / 885,773,503.35-1,222,343,752.01-489,287,959.70

Finding the Fourth Proportional to 885,773,503.35, 1,222,343,752.01 and 489,287,959.70

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Solution

The fourth proportional to 885,773,503.35, 1,222,343,752.01 and 489,287,959.70 is: 675,204,302.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,773,503.35 : 1,222,343,752.01 = 489,287,959.70 : x
  2. Step 2: Convert to fraction form
    885,773,503.35/1,222,343,752.01 = 489,287,959.70/x
  3. Step 3: Cross multiply
    885,773,503.35x = 1,222,343,752.01 × 489,287,959.70
  4. Step 4: Simplify right side
    885,773,503.35x = 598,078,080,464,457,600
  5. Step 5: Solve for x
    x = 598,078,080,464,457,600/885,773,503.35
  6. Step 6: Final answer
    x = 675,204,302.46

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1.5x scale

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.