Home / 69,130,229,549.63-95,415,064,001.37-42,027,744,941.42

Finding the Fourth Proportional to 69,130,229,549.63, 95,415,064,001.37 and 42,027,744,941.42

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Solution

The fourth proportional to 69,130,229,549.63, 95,415,064,001.37 and 42,027,744,941.42 is: 58,007,618,368.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,130,229,549.63 : 95,415,064,001.37 = 42,027,744,941.42 : x
  2. Step 2: Convert to fraction form
    69,130,229,549.63/95,415,064,001.37 = 42,027,744,941.42/x
  3. Step 3: Cross multiply
    69,130,229,549.63x = 95,415,064,001.37 × 42,027,744,941.42
  4. Step 4: Simplify right side
    69,130,229,549.63x = 4,010,079,973,418,366,140,416
  5. Step 5: Solve for x
    x = 4,010,079,973,418,366,140,416/69,130,229,549.63
  6. Step 6: Final answer
    x = 58,007,618,368.17

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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.