Home / 702,814,810.22-1,054,009,966.95-211,397,627.01

Finding the Fourth Proportional to 702,814,810.22, 1,054,009,966.95 and 211,397,627.01

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Solution

The fourth proportional to 702,814,810.22, 1,054,009,966.95 and 211,397,627.01 is: 317,032,598.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,814,810.22 : 1,054,009,966.95 = 211,397,627.01 : x
  2. Step 2: Convert to fraction form
    702,814,810.22/1,054,009,966.95 = 211,397,627.01/x
  3. Step 3: Cross multiply
    702,814,810.22x = 1,054,009,966.95 × 211,397,627.01
  4. Step 4: Simplify right side
    702,814,810.22x = 222,815,205,862,874,368
  5. Step 5: Solve for x
    x = 222,815,205,862,874,368/702,814,810.22
  6. Step 6: Final answer
    x = 317,032,598.95

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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.