Home / 293,356,403,999.20-440,034,605,998.80-192,937,013,250.40

Finding the Fourth Proportional to 293,356,403,999.20, 440,034,605,998.80 and 192,937,013,250.40

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Solution

The fourth proportional to 293,356,403,999.20, 440,034,605,998.80 and 192,937,013,250.40 is: 289,405,519,875.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,356,403,999.20 : 440,034,605,998.80 = 192,937,013,250.40 : x
  2. Step 2: Convert to fraction form
    293,356,403,999.20/440,034,605,998.80 = 192,937,013,250.40/x
  3. Step 3: Cross multiply
    293,356,403,999.20x = 440,034,605,998.80 × 192,937,013,250.40
  4. Step 4: Simplify right side
    293,356,403,999.20x = 84,898,962,608,225,012,154,368
  5. Step 5: Solve for x
    x = 84,898,962,608,225,012,154,368/293,356,403,999.20
  6. Step 6: Final answer
    x = 289,405,519,875.60

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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.