Home / 757,081,772.86-1,044,774,292.08-417,990,904.24

Finding the Fourth Proportional to 757,081,772.86, 1,044,774,292.08 and 417,990,904.24

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Solution

The fourth proportional to 757,081,772.86, 1,044,774,292.08 and 417,990,904.24 is: 576,828,245.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,081,772.86 : 1,044,774,292.08 = 417,990,904.24 : x
  2. Step 2: Convert to fraction form
    757,081,772.86/1,044,774,292.08 = 417,990,904.24/x
  3. Step 3: Cross multiply
    757,081,772.86x = 1,044,774,292.08 × 417,990,904.24
  4. Step 4: Simplify right side
    757,081,772.86x = 436,706,151,073,225,088
  5. Step 5: Solve for x
    x = 436,706,151,073,225,088/757,081,772.86
  6. Step 6: Final answer
    x = 576,828,245.94

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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.