Home / 74,328,011.60-111,492,017.40-51,653,195.60

Finding the Fourth Proportional to 74,328,011.60, 111,492,017.40 and 51,653,195.60

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Solution

The fourth proportional to 74,328,011.60, 111,492,017.40 and 51,653,195.60 is: 77,479,793.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,328,011.60 : 111,492,017.40 = 51,653,195.60 : x
  2. Step 2: Convert to fraction form
    74,328,011.60/111,492,017.40 = 51,653,195.60/x
  3. Step 3: Cross multiply
    74,328,011.60x = 111,492,017.40 × 51,653,195.60
  4. Step 4: Simplify right side
    74,328,011.60x = 5,758,918,982,600,804
  5. Step 5: Solve for x
    x = 5,758,918,982,600,804/74,328,011.60
  6. Step 6: Final answer
    x = 77,479,793.40

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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.