Home / 93,653,878.80-129,156,477.84-80,418,554.58

Finding the Fourth Proportional to 93,653,878.80, 129,156,477.84 and 80,418,554.58

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Solution

The fourth proportional to 93,653,878.80, 129,156,477.84 and 80,418,554.58 is: 110,903,866.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,653,878.80 : 129,156,477.84 = 80,418,554.58 : x
  2. Step 2: Convert to fraction form
    93,653,878.80/129,156,477.84 = 80,418,554.58/x
  3. Step 3: Cross multiply
    93,653,878.80x = 129,156,477.84 × 80,418,554.58
  4. Step 4: Simplify right side
    93,653,878.80x = 10,386,577,262,536,600
  5. Step 5: Solve for x
    x = 10,386,577,262,536,600/93,653,878.80
  6. Step 6: Final answer
    x = 110,903,866.40

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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.