Home / 103,917,586,518.66-143,406,263,538.12-56,394,006,534.66

Finding the Fourth Proportional to 103,917,586,518.66, 143,406,263,538.12 and 56,394,006,534.66

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Solution

The fourth proportional to 103,917,586,518.66, 143,406,263,538.12 and 56,394,006,534.66 is: 77,823,725,839.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,917,586,518.66 : 143,406,263,538.12 = 56,394,006,534.66 : x
  2. Step 2: Convert to fraction form
    103,917,586,518.66/143,406,263,538.12 = 56,394,006,534.66/x
  3. Step 3: Cross multiply
    103,917,586,518.66x = 143,406,263,538.12 × 56,394,006,534.66
  4. Step 4: Simplify right side
    103,917,586,518.66x = 8,087,253,763,079,914,127,360
  5. Step 5: Solve for x
    x = 8,087,253,763,079,914,127,360/103,917,586,518.66
  6. Step 6: Final answer
    x = 77,823,725,839.01

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1.5x scale

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.