Home / 1,233,821,473.63-1,851,038,527.14-612,328,386.67

Finding the Fourth Proportional to 1,233,821,473.63, 1,851,038,527.14 and 612,328,386.67

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Solution

The fourth proportional to 1,233,821,473.63, 1,851,038,527.14 and 612,328,386.67 is: 918,644,600.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,821,473.63 : 1,851,038,527.14 = 612,328,386.67 : x
  2. Step 2: Convert to fraction form
    1,233,821,473.63/1,851,038,527.14 = 612,328,386.67/x
  3. Step 3: Cross multiply
    1,233,821,473.63x = 1,851,038,527.14 × 612,328,386.67
  4. Step 4: Simplify right side
    1,233,821,473.63x = 1,133,443,434,983,021,696
  5. Step 5: Solve for x
    x = 1,133,443,434,983,021,696/1,233,821,473.63
  6. Step 6: Final answer
    x = 918,644,600.71

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Double scale
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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.