Home / 74,886,672.40-112,330,008.60-62,793,437.20

Finding the Fourth Proportional to 74,886,672.40, 112,330,008.60 and 62,793,437.20

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Solution

The fourth proportional to 74,886,672.40, 112,330,008.60 and 62,793,437.20 is: 94,190,155.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,886,672.40 : 112,330,008.60 = 62,793,437.20 : x
  2. Step 2: Convert to fraction form
    74,886,672.40/112,330,008.60 = 62,793,437.20/x
  3. Step 3: Cross multiply
    74,886,672.40x = 112,330,008.60 × 62,793,437.20
  4. Step 4: Simplify right side
    74,886,672.40x = 7,053,587,340,699,560
  5. Step 5: Solve for x
    x = 7,053,587,340,699,560/74,886,672.40
  6. Step 6: Final answer
    x = 94,190,155.80

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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.