Home / 136,262,076-188,043,647.93-77,523,476.91

Finding the Fourth Proportional to 136,262,076, 188,043,647.93 and 77,523,476.91

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Solution

The fourth proportional to 136,262,076, 188,043,647.93 and 77,523,476.91 is: 106,983,526.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,262,076 : 188,043,647.93 = 77,523,476.91 : x
  2. Step 2: Convert to fraction form
    136,262,076/188,043,647.93 = 77,523,476.91/x
  3. Step 3: Cross multiply
    136,262,076x = 188,043,647.93 × 77,523,476.91
  4. Step 4: Simplify right side
    136,262,076x = 14,577,797,398,373,524
  5. Step 5: Solve for x
    x = 14,577,797,398,373,524/136,262,076
  6. Step 6: Final answer
    x = 106,983,526.35

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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.