Home / 887,928,802.71-1,331,287,842.39-450,385,783.84

Finding the Fourth Proportional to 887,928,802.71, 1,331,287,842.39 and 450,385,783.84

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Solution

The fourth proportional to 887,928,802.71, 1,331,287,842.39 and 450,385,783.84 is: 675,271,617.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,928,802.71 : 1,331,287,842.39 = 450,385,783.84 : x
  2. Step 2: Convert to fraction form
    887,928,802.71/1,331,287,842.39 = 450,385,783.84/x
  3. Step 3: Cross multiply
    887,928,802.71x = 1,331,287,842.39 × 450,385,783.84
  4. Step 4: Simplify right side
    887,928,802.71x = 599,593,118,411,482,496
  5. Step 5: Solve for x
    x = 599,593,118,411,482,496/887,928,802.71
  6. Step 6: Final answer
    x = 675,271,617.03

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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.