Home / 659,377,929.03-909,943,332.55-362,039,430.16

Finding the Fourth Proportional to 659,377,929.03, 909,943,332.55 and 362,039,430.16

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Solution

The fourth proportional to 659,377,929.03, 909,943,332.55 and 362,039,430.16 is: 499,615,396.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,377,929.03 : 909,943,332.55 = 362,039,430.16 : x
  2. Step 2: Convert to fraction form
    659,377,929.03/909,943,332.55 = 362,039,430.16/x
  3. Step 3: Cross multiply
    659,377,929.03x = 909,943,332.55 × 362,039,430.16
  4. Step 4: Simplify right side
    659,377,929.03x = 329,435,365,594,293,376
  5. Step 5: Solve for x
    x = 329,435,365,594,293,376/659,377,929.03
  6. Step 6: Final answer
    x = 499,615,396.71

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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.