Home / 425,187,736.79-586,759,071.89-229,617,448.79

Finding the Fourth Proportional to 425,187,736.79, 586,759,071.89 and 229,617,448.79

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Solution

The fourth proportional to 425,187,736.79, 586,759,071.89 and 229,617,448.79 is: 316,872,076.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,187,736.79 : 586,759,071.89 = 229,617,448.79 : x
  2. Step 2: Convert to fraction form
    425,187,736.79/586,759,071.89 = 229,617,448.79/x
  3. Step 3: Cross multiply
    425,187,736.79x = 586,759,071.89 × 229,617,448.79
  4. Step 4: Simplify right side
    425,187,736.79x = 134,730,121,137,688,112
  5. Step 5: Solve for x
    x = 134,730,121,137,688,112/425,187,736.79
  6. Step 6: Final answer
    x = 316,872,076.69

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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.