Home / 112,833,823.50-155,644,705.71-70,951,603.46

Finding the Fourth Proportional to 112,833,823.50, 155,644,705.71 and 70,951,603.46

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Solution

The fourth proportional to 112,833,823.50, 155,644,705.71 and 70,951,603.46 is: 97,871,729.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,833,823.50 : 155,644,705.71 = 70,951,603.46 : x
  2. Step 2: Convert to fraction form
    112,833,823.50/155,644,705.71 = 70,951,603.46/x
  3. Step 3: Cross multiply
    112,833,823.50x = 155,644,705.71 × 70,951,603.46
  4. Step 4: Simplify right side
    112,833,823.50x = 11,043,241,440,184,318
  5. Step 5: Solve for x
    x = 11,043,241,440,184,318/112,833,823.50
  6. Step 6: Final answer
    x = 97,871,729.39

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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.