Home / 76,630,476.48-114,845,909.76-31,139,088

Finding the Fourth Proportional to 76,630,476.48, 114,845,909.76 and 31,139,088

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Solution

The fourth proportional to 76,630,476.48, 114,845,909.76 and 31,139,088 is: 46,668,075.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,630,476.48 : 114,845,909.76 = 31,139,088 : x
  2. Step 2: Convert to fraction form
    76,630,476.48/114,845,909.76 = 31,139,088/x
  3. Step 3: Cross multiply
    76,630,476.48x = 114,845,909.76 × 31,139,088
  4. Step 4: Simplify right side
    76,630,476.48x = 3,576,196,890,456,699
  5. Step 5: Solve for x
    x = 3,576,196,890,456,699/76,630,476.48
  6. Step 6: Final answer
    x = 46,668,075.87

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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.