Home / 1,292,549,817.29-1,936,039,901.27-875,739,755.25

Finding the Fourth Proportional to 1,292,549,817.29, 1,936,039,901.27 and 875,739,755.25

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Solution

The fourth proportional to 1,292,549,817.29, 1,936,039,901.27 and 875,739,755.25 is: 1,311,722,833.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,549,817.29 : 1,936,039,901.27 = 875,739,755.25 : x
  2. Step 2: Convert to fraction form
    1,292,549,817.29/1,936,039,901.27 = 875,739,755.25/x
  3. Step 3: Cross multiply
    1,292,549,817.29x = 1,936,039,901.27 × 875,739,755.25
  4. Step 4: Simplify right side
    1,292,549,817.29x = 1,695,467,109,288,045,312
  5. Step 5: Solve for x
    x = 1,695,467,109,288,045,312/1,292,549,817.29
  6. Step 6: Final answer
    x = 1,311,722,833.90

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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.