Home / 51,145,901,861.50-76,718,008,755.93-15,290,742,858.93

Finding the Fourth Proportional to 51,145,901,861.50, 76,718,008,755.93 and 15,290,742,858.93

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Solution

The fourth proportional to 51,145,901,861.50, 76,718,008,755.93 and 15,290,742,858.93 is: 22,935,861,952.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,145,901,861.50 : 76,718,008,755.93 = 15,290,742,858.93 : x
  2. Step 2: Convert to fraction form
    51,145,901,861.50/76,718,008,755.93 = 15,290,742,858.93/x
  3. Step 3: Cross multiply
    51,145,901,861.50x = 76,718,008,755.93 × 15,290,742,858.93
  4. Step 4: Simplify right side
    51,145,901,861.50x = 1,173,075,344,536,065,802,240
  5. Step 5: Solve for x
    x = 1,173,075,344,536,065,802,240/51,145,901,861.50
  6. Step 6: Final answer
    x = 22,935,861,952.59

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1.5x scale

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.