Home / 166,003,300.80-249,004,951.20-97,128,547.20

Finding the Fourth Proportional to 166,003,300.80, 249,004,951.20 and 97,128,547.20

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Solution

The fourth proportional to 166,003,300.80, 249,004,951.20 and 97,128,547.20 is: 145,692,820.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,003,300.80 : 249,004,951.20 = 97,128,547.20 : x
  2. Step 2: Convert to fraction form
    166,003,300.80/249,004,951.20 = 97,128,547.20/x
  3. Step 3: Cross multiply
    166,003,300.80x = 249,004,951.20 × 97,128,547.20
  4. Step 4: Simplify right side
    166,003,300.80x = 24,185,489,155,662,896
  5. Step 5: Solve for x
    x = 24,185,489,155,662,896/166,003,300.80
  6. Step 6: Final answer
    x = 145,692,820.80

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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.