Home / 186,693,567.55-257,641,247.42-103,061,500.07

Finding the Fourth Proportional to 186,693,567.55, 257,641,247.42 and 103,061,500.07

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Solution

The fourth proportional to 186,693,567.55, 257,641,247.42 and 103,061,500.07 is: 142,227,146.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,693,567.55 : 257,641,247.42 = 103,061,500.07 : x
  2. Step 2: Convert to fraction form
    186,693,567.55/257,641,247.42 = 103,061,500.07/x
  3. Step 3: Cross multiply
    186,693,567.55x = 257,641,247.42 × 103,061,500.07
  4. Step 4: Simplify right side
    186,693,567.55x = 26,552,893,439,011,216
  5. Step 5: Solve for x
    x = 26,552,893,439,011,216/186,693,567.55
  6. Step 6: Final answer
    x = 142,227,146.80

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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.