Home / 109,617,912.12-151,253,492.31-62,553,497.16

Finding the Fourth Proportional to 109,617,912.12, 151,253,492.31 and 62,553,497.16

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Solution

The fourth proportional to 109,617,912.12, 151,253,492.31 and 62,553,497.16 is: 86,312,854.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,617,912.12 : 151,253,492.31 = 62,553,497.16 : x
  2. Step 2: Convert to fraction form
    109,617,912.12/151,253,492.31 = 62,553,497.16/x
  3. Step 3: Cross multiply
    109,617,912.12x = 151,253,492.31 × 62,553,497.16
  4. Step 4: Simplify right side
    109,617,912.12x = 9,461,434,901,653,666
  5. Step 5: Solve for x
    x = 9,461,434,901,653,666/109,617,912.12
  6. Step 6: Final answer
    x = 86,312,854.52

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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.