Home / 47,641,561.40-71,462,342.10-43,248,315.80

Finding the Fourth Proportional to 47,641,561.40, 71,462,342.10 and 43,248,315.80

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Solution

The fourth proportional to 47,641,561.40, 71,462,342.10 and 43,248,315.80 is: 64,872,473.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,641,561.40 : 71,462,342.10 = 43,248,315.80 : x
  2. Step 2: Convert to fraction form
    47,641,561.40/71,462,342.10 = 43,248,315.80/x
  3. Step 3: Cross multiply
    47,641,561.40x = 71,462,342.10 × 43,248,315.80
  4. Step 4: Simplify right side
    47,641,561.40x = 3,090,625,938,948,434.50
  5. Step 5: Solve for x
    x = 3,090,625,938,948,434.50/47,641,561.40
  6. Step 6: Final answer
    x = 64,872,473.70

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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.