Home / 78,603,452.60-108,473,209.43-45,583,307.28

Finding the Fourth Proportional to 78,603,452.60, 108,473,209.43 and 45,583,307.28

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Solution

The fourth proportional to 78,603,452.60, 108,473,209.43 and 45,583,307.28 is: 62,905,222.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,603,452.60 : 108,473,209.43 = 45,583,307.28 : x
  2. Step 2: Convert to fraction form
    78,603,452.60/108,473,209.43 = 45,583,307.28/x
  3. Step 3: Cross multiply
    78,603,452.60x = 108,473,209.43 × 45,583,307.28
  4. Step 4: Simplify right side
    78,603,452.60x = 4,944,567,636,867,567
  5. Step 5: Solve for x
    x = 4,944,567,636,867,567/78,603,452.60
  6. Step 6: Final answer
    x = 62,905,222.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.