Home / 1,045,656,343.38-1,443,031,630.41-569,372,822.92

Finding the Fourth Proportional to 1,045,656,343.38, 1,443,031,630.41 and 569,372,822.92

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Solution

The fourth proportional to 1,045,656,343.38, 1,443,031,630.41 and 569,372,822.92 is: 785,748,585.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,656,343.38 : 1,443,031,630.41 = 569,372,822.92 : x
  2. Step 2: Convert to fraction form
    1,045,656,343.38/1,443,031,630.41 = 569,372,822.92/x
  3. Step 3: Cross multiply
    1,045,656,343.38x = 1,443,031,630.41 × 569,372,822.92
  4. Step 4: Simplify right side
    1,045,656,343.38x = 821,622,992,973,302,272
  5. Step 5: Solve for x
    x = 821,622,992,973,302,272/1,045,656,343.38
  6. Step 6: Final answer
    x = 785,748,585.73

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Double scale
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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.