Home / 125,620,561.08-188,430,909.96-39,365,718.48

Finding the Fourth Proportional to 125,620,561.08, 188,430,909.96 and 39,365,718.48

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Solution

The fourth proportional to 125,620,561.08, 188,430,909.96 and 39,365,718.48 is: 59,048,599.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,620,561.08 : 188,430,909.96 = 39,365,718.48 : x
  2. Step 2: Convert to fraction form
    125,620,561.08/188,430,909.96 = 39,365,718.48/x
  3. Step 3: Cross multiply
    125,620,561.08x = 188,430,909.96 × 39,365,718.48
  4. Step 4: Simplify right side
    125,620,561.08x = 7,417,718,154,415,588
  5. Step 5: Solve for x
    x = 7,417,718,154,415,588/125,620,561.08
  6. Step 6: Final answer
    x = 59,048,599.14

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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.