Home / 776,935,090.70-1,165,402,636.05-532,047,077.90

Finding the Fourth Proportional to 776,935,090.70, 1,165,402,636.05 and 532,047,077.90

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Solution

The fourth proportional to 776,935,090.70, 1,165,402,636.05 and 532,047,077.90 is: 798,070,616.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,935,090.70 : 1,165,402,636.05 = 532,047,077.90 : x
  2. Step 2: Convert to fraction form
    776,935,090.70/1,165,402,636.05 = 532,047,077.90/x
  3. Step 3: Cross multiply
    776,935,090.70x = 1,165,402,636.05 × 532,047,077.90
  4. Step 4: Simplify right side
    776,935,090.70x = 620,049,067,087,359,616
  5. Step 5: Solve for x
    x = 620,049,067,087,359,616/776,935,090.70
  6. Step 6: Final answer
    x = 798,070,616.85

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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.