Home / 228,438,196.57-315,243,018.52-124,013,583.01

Finding the Fourth Proportional to 228,438,196.57, 315,243,018.52 and 124,013,583.01

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Solution

The fourth proportional to 228,438,196.57, 315,243,018.52 and 124,013,583.01 is: 171,137,825.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,438,196.57 : 315,243,018.52 = 124,013,583.01 : x
  2. Step 2: Convert to fraction form
    228,438,196.57/315,243,018.52 = 124,013,583.01/x
  3. Step 3: Cross multiply
    228,438,196.57x = 315,243,018.52 × 124,013,583.01
  4. Step 4: Simplify right side
    228,438,196.57x = 39,094,416,245,242,952
  5. Step 5: Solve for x
    x = 39,094,416,245,242,952/228,438,196.57
  6. Step 6: Final answer
    x = 171,137,825.60

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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.