Home / 122,931,443.96-169,655,066.63-70,010,391.84

Finding the Fourth Proportional to 122,931,443.96, 169,655,066.63 and 70,010,391.84

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Solution

The fourth proportional to 122,931,443.96, 169,655,066.63 and 70,010,391.84 is: 96,619,850.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,931,443.96 : 169,655,066.63 = 70,010,391.84 : x
  2. Step 2: Convert to fraction form
    122,931,443.96/169,655,066.63 = 70,010,391.84/x
  3. Step 3: Cross multiply
    122,931,443.96x = 169,655,066.63 × 70,010,391.84
  4. Step 4: Simplify right side
    122,931,443.96x = 11,877,617,692,407,608
  5. Step 5: Solve for x
    x = 11,877,617,692,407,608/122,931,443.96
  6. Step 6: Final answer
    x = 96,619,850.14

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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.