Home / 82,973,732.40-124,460,598.60-31,158,234.90

Finding the Fourth Proportional to 82,973,732.40, 124,460,598.60 and 31,158,234.90

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Solution

The fourth proportional to 82,973,732.40, 124,460,598.60 and 31,158,234.90 is: 46,737,352.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,973,732.40 : 124,460,598.60 = 31,158,234.90 : x
  2. Step 2: Convert to fraction form
    82,973,732.40/124,460,598.60 = 31,158,234.90/x
  3. Step 3: Cross multiply
    82,973,732.40x = 124,460,598.60 × 31,158,234.90
  4. Step 4: Simplify right side
    82,973,732.40x = 3,877,972,566,973,411
  5. Step 5: Solve for x
    x = 3,877,972,566,973,411/82,973,732.40
  6. Step 6: Final answer
    x = 46,737,352.35

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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.