Home / 191,867,821.66-264,537,637.59-160,123,692.70

Finding the Fourth Proportional to 191,867,821.66, 264,537,637.59 and 160,123,692.70

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Solution

The fourth proportional to 191,867,821.66, 264,537,637.59 and 160,123,692.70 is: 220,770,439.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,867,821.66 : 264,537,637.59 = 160,123,692.70 : x
  2. Step 2: Convert to fraction form
    191,867,821.66/264,537,637.59 = 160,123,692.70/x
  3. Step 3: Cross multiply
    191,867,821.66x = 264,537,637.59 × 160,123,692.70
  4. Step 4: Simplify right side
    191,867,821.66x = 42,358,743,389,045,128
  5. Step 5: Solve for x
    x = 42,358,743,389,045,128/191,867,821.66
  6. Step 6: Final answer
    x = 220,770,439.89

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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.