Home / 1,039,435,375.86-1,559,349,707.90-417,699,007.02

Finding the Fourth Proportional to 1,039,435,375.86, 1,559,349,707.90 and 417,699,007.02

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Solution

The fourth proportional to 1,039,435,375.86, 1,559,349,707.90 and 417,699,007.02 is: 626,627,532.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,435,375.86 : 1,559,349,707.90 = 417,699,007.02 : x
  2. Step 2: Convert to fraction form
    1,039,435,375.86/1,559,349,707.90 = 417,699,007.02/x
  3. Step 3: Cross multiply
    1,039,435,375.86x = 1,559,349,707.90 × 417,699,007.02
  4. Step 4: Simplify right side
    1,039,435,375.86x = 651,338,824,584,668,544
  5. Step 5: Solve for x
    x = 651,338,824,584,668,544/1,039,435,375.86
  6. Step 6: Final answer
    x = 626,627,532.32

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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.