Home / 1,105,156,220.56-1,525,803,996.34-703,496,683.38

Finding the Fourth Proportional to 1,105,156,220.56, 1,525,803,996.34 and 703,496,683.38

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Solution

The fourth proportional to 1,105,156,220.56, 1,525,803,996.34 and 703,496,683.38 is: 971,263,637.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,156,220.56 : 1,525,803,996.34 = 703,496,683.38 : x
  2. Step 2: Convert to fraction form
    1,105,156,220.56/1,525,803,996.34 = 703,496,683.38/x
  3. Step 3: Cross multiply
    1,105,156,220.56x = 1,525,803,996.34 × 703,496,683.38
  4. Step 4: Simplify right side
    1,105,156,220.56x = 1,073,398,050,905,993,984
  5. Step 5: Solve for x
    x = 1,073,398,050,905,993,984/1,105,156,220.56
  6. Step 6: Final answer
    x = 971,263,637.61

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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.