Home / 139,713,110.90-209,569,666.35-48,827,222.90

Finding the Fourth Proportional to 139,713,110.90, 209,569,666.35 and 48,827,222.90

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Solution

The fourth proportional to 139,713,110.90, 209,569,666.35 and 48,827,222.90 is: 73,240,834.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,713,110.90 : 209,569,666.35 = 48,827,222.90 : x
  2. Step 2: Convert to fraction form
    139,713,110.90/209,569,666.35 = 48,827,222.90/x
  3. Step 3: Cross multiply
    139,713,110.90x = 209,569,666.35 × 48,827,222.90
  4. Step 4: Simplify right side
    139,713,110.90x = 10,232,704,811,950,078
  5. Step 5: Solve for x
    x = 10,232,704,811,950,078/139,713,110.90
  6. Step 6: Final answer
    x = 73,240,834.35

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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.