Home / 103,740,917.92-155,611,376.88-39,900,580

Finding the Fourth Proportional to 103,740,917.92, 155,611,376.88 and 39,900,580

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Solution

The fourth proportional to 103,740,917.92, 155,611,376.88 and 39,900,580 is: 59,850,870.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,740,917.92 : 155,611,376.88 = 39,900,580 : x
  2. Step 2: Convert to fraction form
    103,740,917.92/155,611,376.88 = 39,900,580/x
  3. Step 3: Cross multiply
    103,740,917.92x = 155,611,376.88 × 39,900,580
  4. Step 4: Simplify right side
    103,740,917.92x = 6,208,984,192,110,590
  5. Step 5: Solve for x
    x = 6,208,984,192,110,590/103,740,917.92
  6. Step 6: Final answer
    x = 59,850,870.00

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1.5x scale

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.