Home / 46,656,136.60-69,984,204.90-42,121,173.40

Finding the Fourth Proportional to 46,656,136.60, 69,984,204.90 and 42,121,173.40

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Solution

The fourth proportional to 46,656,136.60, 69,984,204.90 and 42,121,173.40 is: 63,181,760.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,656,136.60 : 69,984,204.90 = 42,121,173.40 : x
  2. Step 2: Convert to fraction form
    46,656,136.60/69,984,204.90 = 42,121,173.40/x
  3. Step 3: Cross multiply
    46,656,136.60x = 69,984,204.90 × 42,121,173.40
  4. Step 4: Simplify right side
    46,656,136.60x = 2,947,816,829,854,030
  5. Step 5: Solve for x
    x = 2,947,816,829,854,030/46,656,136.60
  6. Step 6: Final answer
    x = 63,181,760.10

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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.