Home / 86,056,206.50-118,757,567.40-47,425,038.50

Finding the Fourth Proportional to 86,056,206.50, 118,757,567.40 and 47,425,038.50

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Solution

The fourth proportional to 86,056,206.50, 118,757,567.40 and 47,425,038.50 is: 65,446,554.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,056,206.50 : 118,757,567.40 = 47,425,038.50 : x
  2. Step 2: Convert to fraction form
    86,056,206.50/118,757,567.40 = 47,425,038.50/x
  3. Step 3: Cross multiply
    86,056,206.50x = 118,757,567.40 × 47,425,038.50
  4. Step 4: Simplify right side
    86,056,206.50x = 5,632,082,206,111,345
  5. Step 5: Solve for x
    x = 5,632,082,206,111,345/86,056,206.50
  6. Step 6: Final answer
    x = 65,446,554.47

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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.