Home / 910,502,208-1,365,756,869.52-220,408,335.36

Finding the Fourth Proportional to 910,502,208, 1,365,756,869.52 and 220,408,335.36

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Solution

The fourth proportional to 910,502,208, 1,365,756,869.52 and 220,408,335.36 is: 330,613,364.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,502,208 : 1,365,756,869.52 = 220,408,335.36 : x
  2. Step 2: Convert to fraction form
    910,502,208/1,365,756,869.52 = 220,408,335.36/x
  3. Step 3: Cross multiply
    910,502,208x = 1,365,756,869.52 × 220,408,335.36
  4. Step 4: Simplify right side
    910,502,208x = 301,024,198,117,387,968
  5. Step 5: Solve for x
    x = 301,024,198,117,387,968/910,502,208
  6. Step 6: Final answer
    x = 330,613,364.22

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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.