Home / 103,695,344,327.45-143,122,596,006.20-63,041,617,415.13

Finding the Fourth Proportional to 103,695,344,327.45, 143,122,596,006.20 and 63,041,617,415.13

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Solution

The fourth proportional to 103,695,344,327.45, 143,122,596,006.20 and 63,041,617,415.13 is: 87,011,427,556.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,695,344,327.45 : 143,122,596,006.20 = 63,041,617,415.13 : x
  2. Step 2: Convert to fraction form
    103,695,344,327.45/143,122,596,006.20 = 63,041,617,415.13/x
  3. Step 3: Cross multiply
    103,695,344,327.45x = 143,122,596,006.20 × 63,041,617,415.13
  4. Step 4: Simplify right side
    103,695,344,327.45x = 9,022,679,940,883,073,204,224
  5. Step 5: Solve for x
    x = 9,022,679,940,883,073,204,224/103,695,344,327.45
  6. Step 6: Final answer
    x = 87,011,427,556.39

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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.