Home / 108,808,118.40-163,136,422.08-48,190,984.32

Finding the Fourth Proportional to 108,808,118.40, 163,136,422.08 and 48,190,984.32

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Solution

The fourth proportional to 108,808,118.40, 163,136,422.08 and 48,190,984.32 is: 72,252,924.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,808,118.40 : 163,136,422.08 = 48,190,984.32 : x
  2. Step 2: Convert to fraction form
    108,808,118.40/163,136,422.08 = 48,190,984.32/x
  3. Step 3: Cross multiply
    108,808,118.40x = 163,136,422.08 × 48,190,984.32
  4. Step 4: Simplify right side
    108,808,118.40x = 7,861,704,758,478,182
  5. Step 5: Solve for x
    x = 7,861,704,758,478,182/108,808,118.40
  6. Step 6: Final answer
    x = 72,252,924.45

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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.