Home / 113,609,075,221.98-156,782,357,999.46-62,172,104,379.39

Finding the Fourth Proportional to 113,609,075,221.98, 156,782,357,999.46 and 62,172,104,379.39

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Solution

The fourth proportional to 113,609,075,221.98, 156,782,357,999.46 and 62,172,104,379.39 is: 85,798,507,798.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,609,075,221.98 : 156,782,357,999.46 = 62,172,104,379.39 : x
  2. Step 2: Convert to fraction form
    113,609,075,221.98/156,782,357,999.46 = 62,172,104,379.39/x
  3. Step 3: Cross multiply
    113,609,075,221.98x = 156,782,357,999.46 × 62,172,104,379.39
  4. Step 4: Simplify right side
    113,609,075,221.98x = 9,747,489,126,389,318,156,288
  5. Step 5: Solve for x
    x = 9,747,489,126,389,318,156,288/113,609,075,221.98
  6. Step 6: Final answer
    x = 85,798,507,798.29

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1.5x scale

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.