Home / 380,268,869,746.14-524,783,625,356.98-208,996,872,056.46

Finding the Fourth Proportional to 380,268,869,746.14, 524,783,625,356.98 and 208,996,872,056.46

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Solution

The fourth proportional to 380,268,869,746.14, 524,783,625,356.98 and 208,996,872,056.46 is: 288,422,600,249.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,268,869,746.14 : 524,783,625,356.98 = 208,996,872,056.46 : x
  2. Step 2: Convert to fraction form
    380,268,869,746.14/524,783,625,356.98 = 208,996,872,056.46/x
  3. Step 3: Cross multiply
    380,268,869,746.14x = 524,783,625,356.98 × 208,996,872,056.46
  4. Step 4: Simplify right side
    380,268,869,746.14x = 109,678,136,206,057,977,937,920
  5. Step 5: Solve for x
    x = 109,678,136,206,057,977,937,920/380,268,869,746.14
  6. Step 6: Final answer
    x = 288,422,600,249.34

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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.