Home / 152,064,945.20-228,097,417.80-103,692,004.40

Finding the Fourth Proportional to 152,064,945.20, 228,097,417.80 and 103,692,004.40

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Solution

The fourth proportional to 152,064,945.20, 228,097,417.80 and 103,692,004.40 is: 155,538,006.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,064,945.20 : 228,097,417.80 = 103,692,004.40 : x
  2. Step 2: Convert to fraction form
    152,064,945.20/228,097,417.80 = 103,692,004.40/x
  3. Step 3: Cross multiply
    152,064,945.20x = 228,097,417.80 × 103,692,004.40
  4. Step 4: Simplify right side
    152,064,945.20x = 23,651,878,450,146,240
  5. Step 5: Solve for x
    x = 23,651,878,450,146,240/152,064,945.20
  6. Step 6: Final answer
    x = 155,538,006.60

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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.