Home / 21,559,856,869.40-32,310,877,856.36-16,779,532,177.17

Finding the Fourth Proportional to 21,559,856,869.40, 32,310,877,856.36 and 16,779,532,177.17

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Solution

The fourth proportional to 21,559,856,869.40, 32,310,877,856.36 and 16,779,532,177.17 is: 25,146,800,275.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,559,856,869.40 : 32,310,877,856.36 = 16,779,532,177.17 : x
  2. Step 2: Convert to fraction form
    21,559,856,869.40/32,310,877,856.36 = 16,779,532,177.17/x
  3. Step 3: Cross multiply
    21,559,856,869.40x = 32,310,877,856.36 × 16,779,532,177.17
  4. Step 4: Simplify right side
    21,559,856,869.40x = 542,161,414,663,318,339,584
  5. Step 5: Solve for x
    x = 542,161,414,663,318,339,584/21,559,856,869.40
  6. Step 6: Final answer
    x = 25,146,800,275.51

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1.5x scale

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.