Home / 88,064,276.80-131,984,440.80-42,528,020.80

Finding the Fourth Proportional to 88,064,276.80, 131,984,440.80 and 42,528,020.80

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Solution

The fourth proportional to 88,064,276.80, 131,984,440.80 and 42,528,020.80 is: 63,737,956.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,064,276.80 : 131,984,440.80 = 42,528,020.80 : x
  2. Step 2: Convert to fraction form
    88,064,276.80/131,984,440.80 = 42,528,020.80/x
  3. Step 3: Cross multiply
    88,064,276.80x = 131,984,440.80 × 42,528,020.80
  4. Step 4: Simplify right side
    88,064,276.80x = 5,613,037,043,618,768
  5. Step 5: Solve for x
    x = 5,613,037,043,618,768/88,064,276.80
  6. Step 6: Final answer
    x = 63,737,956.50

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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.