Home / 1,872,345,056.40-2,803,142,813.40-1,818,597,344.40

Finding the Fourth Proportional to 1,872,345,056.40, 2,803,142,813.40 and 1,818,597,344.40

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Solution

The fourth proportional to 1,872,345,056.40, 2,803,142,813.40 and 1,818,597,344.40 is: 2,722,675,534.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,345,056.40 : 2,803,142,813.40 = 1,818,597,344.40 : x
  2. Step 2: Convert to fraction form
    1,872,345,056.40/2,803,142,813.40 = 1,818,597,344.40/x
  3. Step 3: Cross multiply
    1,872,345,056.40x = 2,803,142,813.40 × 1,818,597,344.40
  4. Step 4: Simplify right side
    1,872,345,056.40x = 5,097,788,076,423,185,408
  5. Step 5: Solve for x
    x = 5,097,788,076,423,185,408/1,872,345,056.40
  6. Step 6: Final answer
    x = 2,722,675,534.08

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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.