Home / 1,147,031,483,045.40-1,582,895,394,188.50-626,186,901,378.21

Finding the Fourth Proportional to 1,147,031,483,045.40, 1,582,895,394,188.50 and 626,186,901,378.21

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Solution

The fourth proportional to 1,147,031,483,045.40, 1,582,895,394,188.50 and 626,186,901,378.21 is: 864,133,527,931.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,031,483,045.40 : 1,582,895,394,188.50 = 626,186,901,378.21 : x
  2. Step 2: Convert to fraction form
    1,147,031,483,045.40/1,582,895,394,188.50 = 626,186,901,378.21/x
  3. Step 3: Cross multiply
    1,147,031,483,045.40x = 1,582,895,394,188.50 × 626,186,901,378.21
  4. Step 4: Simplify right side
    1,147,031,483,045.40x = 991,188,362,092,737,009,287,168
  5. Step 5: Solve for x
    x = 991,188,362,092,737,009,287,168/1,147,031,483,045.40
  6. Step 6: Final answer
    x = 864,133,527,931.69

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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.