Home / 926,641,926.14-1,278,790,830.18-545,190,587.79

Finding the Fourth Proportional to 926,641,926.14, 1,278,790,830.18 and 545,190,587.79

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Solution

The fourth proportional to 926,641,926.14, 1,278,790,830.18 and 545,190,587.79 is: 752,377,703.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,641,926.14 : 1,278,790,830.18 = 545,190,587.79 : x
  2. Step 2: Convert to fraction form
    926,641,926.14/1,278,790,830.18 = 545,190,587.79/x
  3. Step 3: Cross multiply
    926,641,926.14x = 1,278,790,830.18 × 545,190,587.79
  4. Step 4: Simplify right side
    926,641,926.14x = 697,184,724,366,296,320
  5. Step 5: Solve for x
    x = 697,184,724,366,296,320/926,641,926.14
  6. Step 6: Final answer
    x = 752,377,703.51

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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.