Home / 177,155,931.80-265,733,897.70-166,385,394.20

Finding the Fourth Proportional to 177,155,931.80, 265,733,897.70 and 166,385,394.20

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Solution

The fourth proportional to 177,155,931.80, 265,733,897.70 and 166,385,394.20 is: 249,578,091.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,155,931.80 : 265,733,897.70 = 166,385,394.20 : x
  2. Step 2: Convert to fraction form
    177,155,931.80/265,733,897.70 = 166,385,394.20/x
  3. Step 3: Cross multiply
    177,155,931.80x = 265,733,897.70 × 166,385,394.20
  4. Step 4: Simplify right side
    177,155,931.80x = 44,214,239,321,116,968
  5. Step 5: Solve for x
    x = 44,214,239,321,116,968/177,155,931.80
  6. Step 6: Final answer
    x = 249,578,091.30

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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.