Home / 186,776,179.32-257,748,436.89-103,147,848.48

Finding the Fourth Proportional to 186,776,179.32, 257,748,436.89 and 103,147,848.48

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Solution

The fourth proportional to 186,776,179.32, 257,748,436.89 and 103,147,848.48 is: 142,342,545.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,776,179.32 : 257,748,436.89 = 103,147,848.48 : x
  2. Step 2: Convert to fraction form
    186,776,179.32/257,748,436.89 = 103,147,848.48/x
  3. Step 3: Cross multiply
    186,776,179.32x = 257,748,436.89 × 103,147,848.48
  4. Step 4: Simplify right side
    186,776,179.32x = 26,586,196,714,286,564
  5. Step 5: Solve for x
    x = 26,586,196,714,286,564/186,776,179.32
  6. Step 6: Final answer
    x = 142,342,545.02

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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.