Home / 1,238,940,859,970.90-1,858,411,289,956.40-735,604,160,662.10

Finding the Fourth Proportional to 1,238,940,859,970.90, 1,858,411,289,956.40 and 735,604,160,662.10

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Solution

The fourth proportional to 1,238,940,859,970.90, 1,858,411,289,956.40 and 735,604,160,662.10 is: 1,103,406,240,993.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,940,859,970.90 : 1,858,411,289,956.40 = 735,604,160,662.10 : x
  2. Step 2: Convert to fraction form
    1,238,940,859,970.90/1,858,411,289,956.40 = 735,604,160,662.10/x
  3. Step 3: Cross multiply
    1,238,940,859,970.90x = 1,858,411,289,956.40 × 735,604,160,662.10
  4. Step 4: Simplify right side
    1,238,940,859,970.90x = 1,367,055,077,113,347,969,122,304
  5. Step 5: Solve for x
    x = 1,367,055,077,113,347,969,122,304/1,238,940,859,970.90
  6. Step 6: Final answer
    x = 1,103,406,240,993.18

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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.