Home / 186,365,938.86-257,204,127.60-112,050,706.86

Finding the Fourth Proportional to 186,365,938.86, 257,204,127.60 and 112,050,706.86

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Solution

The fourth proportional to 186,365,938.86, 257,204,127.60 and 112,050,706.86 is: 154,641,478.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,365,938.86 : 257,204,127.60 = 112,050,706.86 : x
  2. Step 2: Convert to fraction form
    186,365,938.86/257,204,127.60 = 112,050,706.86/x
  3. Step 3: Cross multiply
    186,365,938.86x = 257,204,127.60 × 112,050,706.86
  4. Step 4: Simplify right side
    186,365,938.86x = 28,819,904,304,889,636
  5. Step 5: Solve for x
    x = 28,819,904,304,889,636/186,365,938.86
  6. Step 6: Final answer
    x = 154,641,478.38

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1.5x scale

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.