Home / 1,113,806,155,308.50-1,669,004,004,370-749,422,153,428.68

Finding the Fourth Proportional to 1,113,806,155,308.50, 1,669,004,004,370 and 749,422,153,428.68

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Solution

The fourth proportional to 1,113,806,155,308.50, 1,669,004,004,370 and 749,422,153,428.68 is: 1,122,985,870,633.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,806,155,308.50 : 1,669,004,004,370 = 749,422,153,428.68 : x
  2. Step 2: Convert to fraction form
    1,113,806,155,308.50/1,669,004,004,370 = 749,422,153,428.68/x
  3. Step 3: Cross multiply
    1,113,806,155,308.50x = 1,669,004,004,370 × 749,422,153,428.68
  4. Step 4: Simplify right side
    1,113,806,155,308.50x = 1,250,788,575,036,055,664,721,920
  5. Step 5: Solve for x
    x = 1,250,788,575,036,055,664,721,920/1,113,806,155,308.50
  6. Step 6: Final answer
    x = 1,122,985,870,633.49

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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.