Home / 1,289,476,903.59-1,934,594,843.63-416,061,886.95

Finding the Fourth Proportional to 1,289,476,903.59, 1,934,594,843.63 and 416,061,886.95

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Solution

The fourth proportional to 1,289,476,903.59, 1,934,594,843.63 and 416,061,886.95 is: 624,215,275.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,289,476,903.59 : 1,934,594,843.63 = 416,061,886.95 : x
  2. Step 2: Convert to fraction form
    1,289,476,903.59/1,934,594,843.63 = 416,061,886.95/x
  3. Step 3: Cross multiply
    1,289,476,903.59x = 1,934,594,843.63 × 416,061,886.95
  4. Step 4: Simplify right side
    1,289,476,903.59x = 804,911,181,122,357,632
  5. Step 5: Solve for x
    x = 804,911,181,122,357,632/1,289,476,903.59
  6. Step 6: Final answer
    x = 624,215,275.89

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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.