Home / 52,561,185,708.90-78,841,779,473.98-12,766,692,403.70

Finding the Fourth Proportional to 52,561,185,708.90, 78,841,779,473.98 and 12,766,692,403.70

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Solution

The fourth proportional to 52,561,185,708.90, 78,841,779,473.98 and 12,766,692,403.70 is: 19,150,038,826.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,561,185,708.90 : 78,841,779,473.98 = 12,766,692,403.70 : x
  2. Step 2: Convert to fraction form
    52,561,185,708.90/78,841,779,473.98 = 12,766,692,403.70/x
  3. Step 3: Cross multiply
    52,561,185,708.90x = 78,841,779,473.98 × 12,766,692,403.70
  4. Step 4: Simplify right side
    52,561,185,708.90x = 1,006,548,747,104,256,786,432
  5. Step 5: Solve for x
    x = 1,006,548,747,104,256,786,432/52,561,185,708.90
  6. Step 6: Final answer
    x = 19,150,038,826.73

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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.