Home / 1,154,740,579.20-1,732,608,532.80-670,480,329.60

Finding the Fourth Proportional to 1,154,740,579.20, 1,732,608,532.80 and 670,480,329.60

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Solution

The fourth proportional to 1,154,740,579.20, 1,732,608,532.80 and 670,480,329.60 is: 1,006,009,454.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,740,579.20 : 1,732,608,532.80 = 670,480,329.60 : x
  2. Step 2: Convert to fraction form
    1,154,740,579.20/1,732,608,532.80 = 670,480,329.60/x
  3. Step 3: Cross multiply
    1,154,740,579.20x = 1,732,608,532.80 × 670,480,329.60
  4. Step 4: Simplify right side
    1,154,740,579.20x = 1,161,679,940,139,516,416
  5. Step 5: Solve for x
    x = 1,161,679,940,139,516,416/1,154,740,579.20
  6. Step 6: Final answer
    x = 1,006,009,454.47

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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.