Home / 1,908,944,787.75-2,863,829,326.34-581,076,662.40

Finding the Fourth Proportional to 1,908,944,787.75, 2,863,829,326.34 and 581,076,662.40

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Solution

The fourth proportional to 1,908,944,787.75, 2,863,829,326.34 and 581,076,662.40 is: 871,740,449.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,944,787.75 : 2,863,829,326.34 = 581,076,662.40 : x
  2. Step 2: Convert to fraction form
    1,908,944,787.75/2,863,829,326.34 = 581,076,662.40/x
  3. Step 3: Cross multiply
    1,908,944,787.75x = 2,863,829,326.34 × 581,076,662.40
  4. Step 4: Simplify right side
    1,908,944,787.75x = 1,664,104,386,632,887,552
  5. Step 5: Solve for x
    x = 1,664,104,386,632,887,552/1,908,944,787.75
  6. Step 6: Final answer
    x = 871,740,449.13

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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.