Home / 315,974,777.40-473,962,166.10-277,711,025.40

Finding the Fourth Proportional to 315,974,777.40, 473,962,166.10 and 277,711,025.40

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Solution

The fourth proportional to 315,974,777.40, 473,962,166.10 and 277,711,025.40 is: 416,566,538.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,974,777.40 : 473,962,166.10 = 277,711,025.40 : x
  2. Step 2: Convert to fraction form
    315,974,777.40/473,962,166.10 = 277,711,025.40/x
  3. Step 3: Cross multiply
    315,974,777.40x = 473,962,166.10 × 277,711,025.40
  4. Step 4: Simplify right side
    315,974,777.40x = 131,624,519,148,436,112
  5. Step 5: Solve for x
    x = 131,624,519,148,436,112/315,974,777.40
  6. Step 6: Final answer
    x = 416,566,538.10

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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.