Home / 69,604,520.94-104,406,116.54-42,318,347.13

Finding the Fourth Proportional to 69,604,520.94, 104,406,116.54 and 42,318,347.13

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Solution

The fourth proportional to 69,604,520.94, 104,406,116.54 and 42,318,347.13 is: 63,477,116.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,604,520.94 : 104,406,116.54 = 42,318,347.13 : x
  2. Step 2: Convert to fraction form
    69,604,520.94/104,406,116.54 = 42,318,347.13/x
  3. Step 3: Cross multiply
    69,604,520.94x = 104,406,116.54 × 42,318,347.13
  4. Step 4: Simplify right side
    69,604,520.94x = 4,418,294,282,023,363
  5. Step 5: Solve for x
    x = 4,418,294,282,023,363/69,604,520.94
  6. Step 6: Final answer
    x = 63,477,116.46

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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.