Home / 660,074,425.53-910,909,957.76-362,716,744.65

Finding the Fourth Proportional to 660,074,425.53, 910,909,957.76 and 362,716,744.65

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Solution

The fourth proportional to 660,074,425.53, 910,909,957.76 and 362,716,744.65 is: 500,553,091.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    660,074,425.53 : 910,909,957.76 = 362,716,744.65 : x
  2. Step 2: Convert to fraction form
    660,074,425.53/910,909,957.76 = 362,716,744.65/x
  3. Step 3: Cross multiply
    660,074,425.53x = 910,909,957.76 × 362,716,744.65
  4. Step 4: Simplify right side
    660,074,425.53x = 330,402,294,546,162,624
  5. Step 5: Solve for x
    x = 330,402,294,546,162,624/660,074,425.53
  6. Step 6: Final answer
    x = 500,553,091.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.