Home / 291,264,199.20-436,833,313.20-127,501,639.20

Finding the Fourth Proportional to 291,264,199.20, 436,833,313.20 and 127,501,639.20

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Solution

The fourth proportional to 291,264,199.20, 436,833,313.20 and 127,501,639.20 is: 191,224,886.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,264,199.20 : 436,833,313.20 = 127,501,639.20 : x
  2. Step 2: Convert to fraction form
    291,264,199.20/436,833,313.20 = 127,501,639.20/x
  3. Step 3: Cross multiply
    291,264,199.20x = 436,833,313.20 × 127,501,639.20
  4. Step 4: Simplify right side
    291,264,199.20x = 55,696,963,490,167,000
  5. Step 5: Solve for x
    x = 55,696,963,490,167,000/291,264,199.20
  6. Step 6: Final answer
    x = 191,224,886.69

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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.