Home / 73,316,658.84-101,178,025.45-40,279,961.18

Finding the Fourth Proportional to 73,316,658.84, 101,178,025.45 and 40,279,961.18

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Solution

The fourth proportional to 73,316,658.84, 101,178,025.45 and 40,279,961.18 is: 55,586,915.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,316,658.84 : 101,178,025.45 = 40,279,961.18 : x
  2. Step 2: Convert to fraction form
    73,316,658.84/101,178,025.45 = 40,279,961.18/x
  3. Step 3: Cross multiply
    73,316,658.84x = 101,178,025.45 × 40,279,961.18
  4. Step 4: Simplify right side
    73,316,658.84x = 4,075,446,937,395,052
  5. Step 5: Solve for x
    x = 4,075,446,937,395,052/73,316,658.84
  6. Step 6: Final answer
    x = 55,586,915.74

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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.