Home / 89,676,347.78-134,405,576.26-48,638,473.76

Finding the Fourth Proportional to 89,676,347.78, 134,405,576.26 and 48,638,473.76

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Solution

The fourth proportional to 89,676,347.78, 134,405,576.26 and 48,638,473.76 is: 72,898,621.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,676,347.78 : 134,405,576.26 = 48,638,473.76 : x
  2. Step 2: Convert to fraction form
    89,676,347.78/134,405,576.26 = 48,638,473.76/x
  3. Step 3: Cross multiply
    89,676,347.78x = 134,405,576.26 × 48,638,473.76
  4. Step 4: Simplify right side
    89,676,347.78x = 6,537,282,094,119,688
  5. Step 5: Solve for x
    x = 6,537,282,094,119,688/89,676,347.78
  6. Step 6: Final answer
    x = 72,898,621.05

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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.