Home / 455,675,810.16-628,835,637.12-246,831,952.64

Finding the Fourth Proportional to 455,675,810.16, 628,835,637.12 and 246,831,952.64

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Solution

The fourth proportional to 455,675,810.16, 628,835,637.12 and 246,831,952.64 is: 340,629,730.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,675,810.16 : 628,835,637.12 = 246,831,952.64 : x
  2. Step 2: Convert to fraction form
    455,675,810.16/628,835,637.12 = 246,831,952.64/x
  3. Step 3: Cross multiply
    455,675,810.16x = 628,835,637.12 × 246,831,952.64
  4. Step 4: Simplify right side
    455,675,810.16x = 155,216,728,199,948,064
  5. Step 5: Solve for x
    x = 155,216,728,199,948,064/455,675,810.16
  6. Step 6: Final answer
    x = 340,629,730.04

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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.