Home / 88,706,278.40-133,059,417.60-54,666,060.80

Finding the Fourth Proportional to 88,706,278.40, 133,059,417.60 and 54,666,060.80

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Solution

The fourth proportional to 88,706,278.40, 133,059,417.60 and 54,666,060.80 is: 81,999,091.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,706,278.40 : 133,059,417.60 = 54,666,060.80 : x
  2. Step 2: Convert to fraction form
    88,706,278.40/133,059,417.60 = 54,666,060.80/x
  3. Step 3: Cross multiply
    88,706,278.40x = 133,059,417.60 × 54,666,060.80
  4. Step 4: Simplify right side
    88,706,278.40x = 7,273,834,212,534,189
  5. Step 5: Solve for x
    x = 7,273,834,212,534,189/88,706,278.40
  6. Step 6: Final answer
    x = 81,999,091.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.