Home / 1,656,288,743.40-2,484,433,115.10-491,936,941.80

Finding the Fourth Proportional to 1,656,288,743.40, 2,484,433,115.10 and 491,936,941.80

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Solution

The fourth proportional to 1,656,288,743.40, 2,484,433,115.10 and 491,936,941.80 is: 737,905,412.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,288,743.40 : 2,484,433,115.10 = 491,936,941.80 : x
  2. Step 2: Convert to fraction form
    1,656,288,743.40/2,484,433,115.10 = 491,936,941.80/x
  3. Step 3: Cross multiply
    1,656,288,743.40x = 2,484,433,115.10 × 491,936,941.80
  4. Step 4: Simplify right side
    1,656,288,743.40x = 1,222,184,428,748,941,312
  5. Step 5: Solve for x
    x = 1,222,184,428,748,941,312/1,656,288,743.40
  6. Step 6: Final answer
    x = 737,905,412.70

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Double scale
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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.