Home / 1,274,911,798,318.20-1,912,703,118,824-458,167,057,075.84

Finding the Fourth Proportional to 1,274,911,798,318.20, 1,912,703,118,824 and 458,167,057,075.84

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Solution

The fourth proportional to 1,274,911,798,318.20, 1,912,703,118,824 and 458,167,057,075.84 is: 687,371,126,510.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,911,798,318.20 : 1,912,703,118,824 = 458,167,057,075.84 : x
  2. Step 2: Convert to fraction form
    1,274,911,798,318.20/1,912,703,118,824 = 458,167,057,075.84/x
  3. Step 3: Cross multiply
    1,274,911,798,318.20x = 1,912,703,118,824 × 458,167,057,075.84
  4. Step 4: Simplify right side
    1,274,911,798,318.20x = 876,337,559,011,372,879,052,800
  5. Step 5: Solve for x
    x = 876,337,559,011,372,879,052,800/1,274,911,798,318.20
  6. Step 6: Final answer
    x = 687,371,126,510.39

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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.