Home / 93,312,078.80-139,968,118.20-28,625,867.60

Finding the Fourth Proportional to 93,312,078.80, 139,968,118.20 and 28,625,867.60

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Solution

The fourth proportional to 93,312,078.80, 139,968,118.20 and 28,625,867.60 is: 42,938,801.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,078.80 : 139,968,118.20 = 28,625,867.60 : x
  2. Step 2: Convert to fraction form
    93,312,078.80/139,968,118.20 = 28,625,867.60/x
  3. Step 3: Cross multiply
    93,312,078.80x = 139,968,118.20 × 28,625,867.60
  4. Step 4: Simplify right side
    93,312,078.80x = 4,006,708,819,814,350
  5. Step 5: Solve for x
    x = 4,006,708,819,814,350/93,312,078.80
  6. Step 6: Final answer
    x = 42,938,801.40

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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.