Home / 1,077,784,194.15-1,487,333,524.59-625,704,109.74

Finding the Fourth Proportional to 1,077,784,194.15, 1,487,333,524.59 and 625,704,109.74

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Solution

The fourth proportional to 1,077,784,194.15, 1,487,333,524.59 and 625,704,109.74 is: 863,466,641.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,784,194.15 : 1,487,333,524.59 = 625,704,109.74 : x
  2. Step 2: Convert to fraction form
    1,077,784,194.15/1,487,333,524.59 = 625,704,109.74/x
  3. Step 3: Cross multiply
    1,077,784,194.15x = 1,487,333,524.59 × 625,704,109.74
  4. Step 4: Simplify right side
    1,077,784,194.15x = 930,630,698,890,042,368
  5. Step 5: Solve for x
    x = 930,630,698,890,042,368/1,077,784,194.15
  6. Step 6: Final answer
    x = 863,466,641.97

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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.