Home / 77,299,551.84-106,674,131.46-42,017,511.96

Finding the Fourth Proportional to 77,299,551.84, 106,674,131.46 and 42,017,511.96

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Solution

The fourth proportional to 77,299,551.84, 106,674,131.46 and 42,017,511.96 is: 57,984,574.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,299,551.84 : 106,674,131.46 = 42,017,511.96 : x
  2. Step 2: Convert to fraction form
    77,299,551.84/106,674,131.46 = 42,017,511.96/x
  3. Step 3: Cross multiply
    77,299,551.84x = 106,674,131.46 × 42,017,511.96
  4. Step 4: Simplify right side
    77,299,551.84x = 4,482,181,594,443,162
  5. Step 5: Solve for x
    x = 4,482,181,594,443,162/77,299,551.84
  6. Step 6: Final answer
    x = 57,984,574.14

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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.