Home / 186,693,986.40-280,038,726.90-48,507,365.94

Finding the Fourth Proportional to 186,693,986.40, 280,038,726.90 and 48,507,365.94

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Solution

The fourth proportional to 186,693,986.40, 280,038,726.90 and 48,507,365.94 is: 72,760,463.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,693,986.40 : 280,038,726.90 = 48,507,365.94 : x
  2. Step 2: Convert to fraction form
    186,693,986.40/280,038,726.90 = 48,507,365.94/x
  3. Step 3: Cross multiply
    186,693,986.40x = 280,038,726.90 × 48,507,365.94
  4. Step 4: Simplify right side
    186,693,986.40x = 13,583,941,003,110,020
  5. Step 5: Solve for x
    x = 13,583,941,003,110,020/186,693,986.40
  6. Step 6: Final answer
    x = 72,760,463.61

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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.