Home / 1,454,933,637.61-2,007,809,225.52-785,878,679.45

Finding the Fourth Proportional to 1,454,933,637.61, 2,007,809,225.52 and 785,878,679.45

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Solution

The fourth proportional to 1,454,933,637.61, 2,007,809,225.52 and 785,878,679.45 is: 1,084,513,012.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,933,637.61 : 2,007,809,225.52 = 785,878,679.45 : x
  2. Step 2: Convert to fraction form
    1,454,933,637.61/2,007,809,225.52 = 785,878,679.45/x
  3. Step 3: Cross multiply
    1,454,933,637.61x = 2,007,809,225.52 × 785,878,679.45
  4. Step 4: Simplify right side
    1,454,933,637.61x = 1,577,894,462,741,296,640
  5. Step 5: Solve for x
    x = 1,577,894,462,741,296,640/1,454,933,637.61
  6. Step 6: Final answer
    x = 1,084,513,012.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.