Home / 1,249,874,711.79-1,875,176,104.32-559,620,540.51

Finding the Fourth Proportional to 1,249,874,711.79, 1,875,176,104.32 and 559,620,540.51

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Solution

The fourth proportional to 1,249,874,711.79, 1,875,176,104.32 and 559,620,540.51 is: 839,593,805.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,874,711.79 : 1,875,176,104.32 = 559,620,540.51 : x
  2. Step 2: Convert to fraction form
    1,249,874,711.79/1,875,176,104.32 = 559,620,540.51/x
  3. Step 3: Cross multiply
    1,249,874,711.79x = 1,875,176,104.32 × 559,620,540.51
  4. Step 4: Simplify right side
    1,249,874,711.79x = 1,049,387,065,050,994,432
  5. Step 5: Solve for x
    x = 1,049,387,065,050,994,432/1,249,874,711.79
  6. Step 6: Final answer
    x = 839,593,805.00

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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.