Home / 46,656,437.60-69,984,656.40-28,516,584.80

Finding the Fourth Proportional to 46,656,437.60, 69,984,656.40 and 28,516,584.80

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Solution

The fourth proportional to 46,656,437.60, 69,984,656.40 and 28,516,584.80 is: 42,774,877.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,656,437.60 : 69,984,656.40 = 28,516,584.80 : x
  2. Step 2: Convert to fraction form
    46,656,437.60/69,984,656.40 = 28,516,584.80/x
  3. Step 3: Cross multiply
    46,656,437.60x = 69,984,656.40 × 28,516,584.80
  4. Step 4: Simplify right side
    46,656,437.60x = 1,995,723,388,929,463
  5. Step 5: Solve for x
    x = 1,995,723,388,929,463/46,656,437.60
  6. Step 6: Final answer
    x = 42,774,877.20

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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.