Home / 49,927,089.60-74,806,653.60-42,704,740.80

Finding the Fourth Proportional to 49,927,089.60, 74,806,653.60 and 42,704,740.80

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Solution

The fourth proportional to 49,927,089.60, 74,806,653.60 and 42,704,740.80 is: 63,985,278.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,927,089.60 : 74,806,653.60 = 42,704,740.80 : x
  2. Step 2: Convert to fraction form
    49,927,089.60/74,806,653.60 = 42,704,740.80/x
  3. Step 3: Cross multiply
    49,927,089.60x = 74,806,653.60 × 42,704,740.80
  4. Step 4: Simplify right side
    49,927,089.60x = 3,194,598,752,103,386.50
  5. Step 5: Solve for x
    x = 3,194,598,752,103,386.50/49,927,089.60
  6. Step 6: Final answer
    x = 63,985,278.89

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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.