Home / 651,427,540.08-977,140,688-166,752,570.48

Finding the Fourth Proportional to 651,427,540.08, 977,140,688 and 166,752,570.48

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Solution

The fourth proportional to 651,427,540.08, 977,140,688 and 166,752,570.48 is: 250,128,696.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,427,540.08 : 977,140,688 = 166,752,570.48 : x
  2. Step 2: Convert to fraction form
    651,427,540.08/977,140,688 = 166,752,570.48/x
  3. Step 3: Cross multiply
    651,427,540.08x = 977,140,688 × 166,752,570.48
  4. Step 4: Simplify right side
    651,427,540.08x = 162,940,721,444,595,680
  5. Step 5: Solve for x
    x = 162,940,721,444,595,680/651,427,540.08
  6. Step 6: Final answer
    x = 250,128,696.47

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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.