Home / 109,701,915,762.04-151,376,539,331.92-61,520,043,797.08

Finding the Fourth Proportional to 109,701,915,762.04, 151,376,539,331.92 and 61,520,043,797.08

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Solution

The fourth proportional to 109,701,915,762.04, 151,376,539,331.92 and 61,520,043,797.08 is: 84,890,872,368.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,701,915,762.04 : 151,376,539,331.92 = 61,520,043,797.08 : x
  2. Step 2: Convert to fraction form
    109,701,915,762.04/151,376,539,331.92 = 61,520,043,797.08/x
  3. Step 3: Cross multiply
    109,701,915,762.04x = 151,376,539,331.92 × 61,520,043,797.08
  4. Step 4: Simplify right side
    109,701,915,762.04x = 9,312,691,329,550,123,008,000
  5. Step 5: Solve for x
    x = 9,312,691,329,550,123,008,000/109,701,915,762.04
  6. Step 6: Final answer
    x = 84,890,872,368.64

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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.