Home / 757,795,078.14-1,045,746,169.35-423,272,360.70

Finding the Fourth Proportional to 757,795,078.14, 1,045,746,169.35 and 423,272,360.70

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Solution

The fourth proportional to 757,795,078.14, 1,045,746,169.35 and 423,272,360.70 is: 584,109,692.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,795,078.14 : 1,045,746,169.35 = 423,272,360.70 : x
  2. Step 2: Convert to fraction form
    757,795,078.14/1,045,746,169.35 = 423,272,360.70/x
  3. Step 3: Cross multiply
    757,795,078.14x = 1,045,746,169.35 × 423,272,360.70
  4. Step 4: Simplify right side
    757,795,078.14x = 442,635,449,793,756,480
  5. Step 5: Solve for x
    x = 442,635,449,793,756,480/757,795,078.14
  6. Step 6: Final answer
    x = 584,109,692.13

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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.