Home / 797,184,605.60-1,195,776,908.40-688,132,912.40

Finding the Fourth Proportional to 797,184,605.60, 1,195,776,908.40 and 688,132,912.40

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Solution

The fourth proportional to 797,184,605.60, 1,195,776,908.40 and 688,132,912.40 is: 1,032,199,368.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,184,605.60 : 1,195,776,908.40 = 688,132,912.40 : x
  2. Step 2: Convert to fraction form
    797,184,605.60/1,195,776,908.40 = 688,132,912.40/x
  3. Step 3: Cross multiply
    797,184,605.60x = 1,195,776,908.40 × 688,132,912.40
  4. Step 4: Simplify right side
    797,184,605.60x = 822,853,446,557,960,064
  5. Step 5: Solve for x
    x = 822,853,446,557,960,064/797,184,605.60
  6. Step 6: Final answer
    x = 1,032,199,368.60

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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.