Home / 1,127,710,365.75-1,693,226,069.69-630,694,647.63

Finding the Fourth Proportional to 1,127,710,365.75, 1,693,226,069.69 and 630,694,647.63

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Solution

The fourth proportional to 1,127,710,365.75, 1,693,226,069.69 and 630,694,647.63 is: 946,970,651.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,710,365.75 : 1,693,226,069.69 = 630,694,647.63 : x
  2. Step 2: Convert to fraction form
    1,127,710,365.75/1,693,226,069.69 = 630,694,647.63/x
  3. Step 3: Cross multiply
    1,127,710,365.75x = 1,693,226,069.69 × 630,694,647.63
  4. Step 4: Simplify right side
    1,127,710,365.75x = 1,067,908,619,381,064,448
  5. Step 5: Solve for x
    x = 1,067,908,619,381,064,448/1,127,710,365.75
  6. Step 6: Final answer
    x = 946,970,651.17

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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.