Home / 448,411,291.76-618,822,850.94-260,225,015.60

Finding the Fourth Proportional to 448,411,291.76, 618,822,850.94 and 260,225,015.60

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Solution

The fourth proportional to 448,411,291.76, 618,822,850.94 and 260,225,015.60 is: 359,119,382.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,411,291.76 : 618,822,850.94 = 260,225,015.60 : x
  2. Step 2: Convert to fraction form
    448,411,291.76/618,822,850.94 = 260,225,015.60/x
  3. Step 3: Cross multiply
    448,411,291.76x = 618,822,850.94 × 260,225,015.60
  4. Step 4: Simplify right side
    448,411,291.76x = 161,033,186,039,497,984
  5. Step 5: Solve for x
    x = 161,033,186,039,497,984/448,411,291.76
  6. Step 6: Final answer
    x = 359,119,382.14

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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.