Home / 1,489,273,109.76-2,232,357,857.28-833,262,339.36

Finding the Fourth Proportional to 1,489,273,109.76, 2,232,357,857.28 and 833,262,339.36

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Solution

The fourth proportional to 1,489,273,109.76, 2,232,357,857.28 and 833,262,339.36 is: 1,249,025,258.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,273,109.76 : 2,232,357,857.28 = 833,262,339.36 : x
  2. Step 2: Convert to fraction form
    1,489,273,109.76/2,232,357,857.28 = 833,262,339.36/x
  3. Step 3: Cross multiply
    1,489,273,109.76x = 2,232,357,857.28 × 833,262,339.36
  4. Step 4: Simplify right side
    1,489,273,109.76x = 1,860,139,730,445,809,920
  5. Step 5: Solve for x
    x = 1,860,139,730,445,809,920/1,489,273,109.76
  6. Step 6: Final answer
    x = 1,249,025,258.20

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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.