Home / 1,860,391,893,548.90-2,567,818,492,043.50-1,211,686,991,379.40

Finding the Fourth Proportional to 1,860,391,893,548.90, 2,567,818,492,043.50 and 1,211,686,991,379.40

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Solution

The fourth proportional to 1,860,391,893,548.90, 2,567,818,492,043.50 and 1,211,686,991,379.40 is: 1,672,439,163,931.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,860,391,893,548.90 : 2,567,818,492,043.50 = 1,211,686,991,379.40 : x
  2. Step 2: Convert to fraction form
    1,860,391,893,548.90/2,567,818,492,043.50 = 1,211,686,991,379.40/x
  3. Step 3: Cross multiply
    1,860,391,893,548.90x = 2,567,818,492,043.50 × 1,211,686,991,379.40
  4. Step 4: Simplify right side
    1,860,391,893,548.90x = 3,111,392,263,032,576,195,690,496
  5. Step 5: Solve for x
    x = 3,111,392,263,032,576,195,690,496/1,860,391,893,548.90
  6. Step 6: Final answer
    x = 1,672,439,163,931.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.