Home / 349,072,041.42-522,314,682.93-279,774,667.08

Finding the Fourth Proportional to 349,072,041.42, 522,314,682.93 and 279,774,667.08

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Solution

The fourth proportional to 349,072,041.42, 522,314,682.93 and 279,774,667.08 is: 418,625,381.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,072,041.42 : 522,314,682.93 = 279,774,667.08 : x
  2. Step 2: Convert to fraction form
    349,072,041.42/522,314,682.93 = 279,774,667.08/x
  3. Step 3: Cross multiply
    349,072,041.42x = 522,314,682.93 × 279,774,667.08
  4. Step 4: Simplify right side
    349,072,041.42x = 146,130,416,527,736,512
  5. Step 5: Solve for x
    x = 146,130,416,527,736,512/349,072,041.42
  6. Step 6: Final answer
    x = 418,625,381.55

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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.