Home / 163,850,486.40-245,775,729.60-147,411,244.80

Finding the Fourth Proportional to 163,850,486.40, 245,775,729.60 and 147,411,244.80

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Solution

The fourth proportional to 163,850,486.40, 245,775,729.60 and 147,411,244.80 is: 221,116,867.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,850,486.40 : 245,775,729.60 = 147,411,244.80 : x
  2. Step 2: Convert to fraction form
    163,850,486.40/245,775,729.60 = 147,411,244.80/x
  3. Step 3: Cross multiply
    163,850,486.40x = 245,775,729.60 × 147,411,244.80
  4. Step 4: Simplify right side
    163,850,486.40x = 36,230,106,241,964,208
  5. Step 5: Solve for x
    x = 36,230,106,241,964,208/163,850,486.40
  6. Step 6: Final answer
    x = 221,116,867.20

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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.