Home / 88,890,017.80-133,618,461.90-83,788,184.20

Finding the Fourth Proportional to 88,890,017.80, 133,618,461.90 and 83,788,184.20

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Solution

The fourth proportional to 88,890,017.80, 133,618,461.90 and 83,788,184.20 is: 125,949,443.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,890,017.80 : 133,618,461.90 = 83,788,184.20 : x
  2. Step 2: Convert to fraction form
    88,890,017.80/133,618,461.90 = 83,788,184.20/x
  3. Step 3: Cross multiply
    88,890,017.80x = 133,618,461.90 × 83,788,184.20
  4. Step 4: Simplify right side
    88,890,017.80x = 11,195,648,298,197,882
  5. Step 5: Solve for x
    x = 11,195,648,298,197,882/88,890,017.80
  6. Step 6: Final answer
    x = 125,949,443.77

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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.