Home / 19,788,029,807.60-29,682,044,711.40-17,618,475,069.20

Finding the Fourth Proportional to 19,788,029,807.60, 29,682,044,711.40 and 17,618,475,069.20

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Solution

The fourth proportional to 19,788,029,807.60, 29,682,044,711.40 and 17,618,475,069.20 is: 26,427,712,603.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,788,029,807.60 : 29,682,044,711.40 = 17,618,475,069.20 : x
  2. Step 2: Convert to fraction form
    19,788,029,807.60/29,682,044,711.40 = 17,618,475,069.20/x
  3. Step 3: Cross multiply
    19,788,029,807.60x = 29,682,044,711.40 × 17,618,475,069.20
  4. Step 4: Simplify right side
    19,788,029,807.60x = 522,952,364,750,680,686,592
  5. Step 5: Solve for x
    x = 522,952,364,750,680,686,592/19,788,029,807.60
  6. Step 6: Final answer
    x = 26,427,712,603.80

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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.