Home / 89,905,113.47-124,069,056.75-48,652,005.85

Finding the Fourth Proportional to 89,905,113.47, 124,069,056.75 and 48,652,005.85

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Solution

The fourth proportional to 89,905,113.47, 124,069,056.75 and 48,652,005.85 is: 67,139,768.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,905,113.47 : 124,069,056.75 = 48,652,005.85 : x
  2. Step 2: Convert to fraction form
    89,905,113.47/124,069,056.75 = 48,652,005.85/x
  3. Step 3: Cross multiply
    89,905,113.47x = 124,069,056.75 × 48,652,005.85
  4. Step 4: Simplify right side
    89,905,113.47x = 6,036,208,474,494,809
  5. Step 5: Solve for x
    x = 6,036,208,474,494,809/89,905,113.47
  6. Step 6: Final answer
    x = 67,139,768.16

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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.