Home / 3,357,937,666.20-5,037,552,101.70-1,287,497,962.20

Finding the Fourth Proportional to 3,357,937,666.20, 5,037,552,101.70 and 1,287,497,962.20

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Solution

The fourth proportional to 3,357,937,666.20, 5,037,552,101.70 and 1,287,497,962.20 is: 1,931,494,479.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,357,937,666.20 : 5,037,552,101.70 = 1,287,497,962.20 : x
  2. Step 2: Convert to fraction form
    3,357,937,666.20/5,037,552,101.70 = 1,287,497,962.20/x
  3. Step 3: Cross multiply
    3,357,937,666.20x = 5,037,552,101.70 × 1,287,497,962.20
  4. Step 4: Simplify right side
    3,357,937,666.20x = 6,485,838,065,415,076,864
  5. Step 5: Solve for x
    x = 6,485,838,065,415,076,864/3,357,937,666.20
  6. Step 6: Final answer
    x = 1,931,494,479.69

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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.