Home / 125,963,314.20-188,944,971.30-53,262,185.40

Finding the Fourth Proportional to 125,963,314.20, 188,944,971.30 and 53,262,185.40

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Solution

The fourth proportional to 125,963,314.20, 188,944,971.30 and 53,262,185.40 is: 79,893,278.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,963,314.20 : 188,944,971.30 = 53,262,185.40 : x
  2. Step 2: Convert to fraction form
    125,963,314.20/188,944,971.30 = 53,262,185.40/x
  3. Step 3: Cross multiply
    125,963,314.20x = 188,944,971.30 × 53,262,185.40
  4. Step 4: Simplify right side
    125,963,314.20x = 10,063,622,091,778,280
  5. Step 5: Solve for x
    x = 10,063,622,091,778,280/125,963,314.20
  6. Step 6: Final answer
    x = 79,893,278.10

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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.