Home / 131,514,688.80-197,649,946.80-114,886,490.40

Finding the Fourth Proportional to 131,514,688.80, 197,649,946.80 and 114,886,490.40

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Solution

The fourth proportional to 131,514,688.80, 197,649,946.80 and 114,886,490.40 is: 172,659,867.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,514,688.80 : 197,649,946.80 = 114,886,490.40 : x
  2. Step 2: Convert to fraction form
    131,514,688.80/197,649,946.80 = 114,886,490.40/x
  3. Step 3: Cross multiply
    131,514,688.80x = 197,649,946.80 × 114,886,490.40
  4. Step 4: Simplify right side
    131,514,688.80x = 22,707,308,715,598,712
  5. Step 5: Solve for x
    x = 22,707,308,715,598,712/131,514,688.80
  6. Step 6: Final answer
    x = 172,659,867.30

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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.