Home / 245,423,331.84-338,683,962.24-135,415,050.24

Finding the Fourth Proportional to 245,423,331.84, 338,683,962.24 and 135,415,050.24

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Solution

The fourth proportional to 245,423,331.84, 338,683,962.24 and 135,415,050.24 is: 186,872,639.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,423,331.84 : 338,683,962.24 = 135,415,050.24 : x
  2. Step 2: Convert to fraction form
    245,423,331.84/338,683,962.24 = 135,415,050.24/x
  3. Step 3: Cross multiply
    245,423,331.84x = 338,683,962.24 × 135,415,050.24
  4. Step 4: Simplify right side
    245,423,331.84x = 45,862,905,762,211,864
  5. Step 5: Solve for x
    x = 45,862,905,762,211,864/245,423,331.84
  6. Step 6: Final answer
    x = 186,872,639.28

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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.