Home / 736,583,470.05-1,016,333,448.88-423,257,149.59

Finding the Fourth Proportional to 736,583,470.05, 1,016,333,448.88 and 423,257,149.59

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Solution

The fourth proportional to 736,583,470.05, 1,016,333,448.88 and 423,257,149.59 is: 584,007,673.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,583,470.05 : 1,016,333,448.88 = 423,257,149.59 : x
  2. Step 2: Convert to fraction form
    736,583,470.05/1,016,333,448.88 = 423,257,149.59/x
  3. Step 3: Cross multiply
    736,583,470.05x = 1,016,333,448.88 × 423,257,149.59
  4. Step 4: Simplify right side
    736,583,470.05x = 430,170,398,605,922,752
  5. Step 5: Solve for x
    x = 430,170,398,605,922,752/736,583,470.05
  6. Step 6: Final answer
    x = 584,007,673.40

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1.5x scale

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.