Home / 409,915,164.47-614,378,738.36-188,280,664.02

Finding the Fourth Proportional to 409,915,164.47, 614,378,738.36 and 188,280,664.02

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Solution

The fourth proportional to 409,915,164.47, 614,378,738.36 and 188,280,664.02 is: 282,194,090.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,915,164.47 : 614,378,738.36 = 188,280,664.02 : x
  2. Step 2: Convert to fraction form
    409,915,164.47/614,378,738.36 = 188,280,664.02/x
  3. Step 3: Cross multiply
    409,915,164.47x = 614,378,738.36 × 188,280,664.02
  4. Step 4: Simplify right side
    409,915,164.47x = 115,675,636,817,249,248
  5. Step 5: Solve for x
    x = 115,675,636,817,249,248/409,915,164.47
  6. Step 6: Final answer
    x = 282,194,090.01

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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.