Home / 1,584,378,648.27-2,186,332,815.63-879,475,109.04

Finding the Fourth Proportional to 1,584,378,648.27, 2,186,332,815.63 and 879,475,109.04

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Solution

The fourth proportional to 1,584,378,648.27, 2,186,332,815.63 and 879,475,109.04 is: 1,213,614,746.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584,378,648.27 : 2,186,332,815.63 = 879,475,109.04 : x
  2. Step 2: Convert to fraction form
    1,584,378,648.27/2,186,332,815.63 = 879,475,109.04/x
  3. Step 3: Cross multiply
    1,584,378,648.27x = 2,186,332,815.63 × 879,475,109.04
  4. Step 4: Simplify right side
    1,584,378,648.27x = 1,922,825,291,423,924,480
  5. Step 5: Solve for x
    x = 1,922,825,291,423,924,480/1,584,378,648.27
  6. Step 6: Final answer
    x = 1,213,614,746.40

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Double scale
Find fourth proportional to 1,584,378,649.27, 2,186,332,817.01 and 879,475,110.04
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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.