Home / 104,088,669.90-156,021,030.45-39,367,466.70

Finding the Fourth Proportional to 104,088,669.90, 156,021,030.45 and 39,367,466.70

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Solution

The fourth proportional to 104,088,669.90, 156,021,030.45 and 39,367,466.70 is: 59,008,850.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,088,669.90 : 156,021,030.45 = 39,367,466.70 : x
  2. Step 2: Convert to fraction form
    104,088,669.90/156,021,030.45 = 39,367,466.70/x
  3. Step 3: Cross multiply
    104,088,669.90x = 156,021,030.45 × 39,367,466.70
  4. Step 4: Simplify right side
    104,088,669.90x = 6,142,152,720,740,061
  5. Step 5: Solve for x
    x = 6,142,152,720,740,061/104,088,669.90
  6. Step 6: Final answer
    x = 59,008,850.11

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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.