Home / 103,896,988,839.09-143,392,897,263.88-58,174,210,810.26

Finding the Fourth Proportional to 103,896,988,839.09, 143,392,897,263.88 and 58,174,210,810.26

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Solution

The fourth proportional to 103,896,988,839.09, 143,392,897,263.88 and 58,174,210,810.26 is: 80,288,839,237.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,896,988,839.09 : 143,392,897,263.88 = 58,174,210,810.26 : x
  2. Step 2: Convert to fraction form
    103,896,988,839.09/143,392,897,263.88 = 58,174,210,810.26/x
  3. Step 3: Cross multiply
    103,896,988,839.09x = 143,392,897,263.88 × 58,174,210,810.26
  4. Step 4: Simplify right side
    103,896,988,839.09x = 8,341,768,634,122,910,040,064
  5. Step 5: Solve for x
    x = 8,341,768,634,122,910,040,064/103,896,988,839.09
  6. Step 6: Final answer
    x = 80,288,839,237.12

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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.