Home / 56,687,140,813.70-85,030,711,220.55-17,423,429,428.10

Finding the Fourth Proportional to 56,687,140,813.70, 85,030,711,220.55 and 17,423,429,428.10

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Solution

The fourth proportional to 56,687,140,813.70, 85,030,711,220.55 and 17,423,429,428.10 is: 26,135,144,142.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,687,140,813.70 : 85,030,711,220.55 = 17,423,429,428.10 : x
  2. Step 2: Convert to fraction form
    56,687,140,813.70/85,030,711,220.55 = 17,423,429,428.10/x
  3. Step 3: Cross multiply
    56,687,140,813.70x = 85,030,711,220.55 × 17,423,429,428.10
  4. Step 4: Simplify right side
    56,687,140,813.70x = 1,481,526,596,172,403,703,808
  5. Step 5: Solve for x
    x = 1,481,526,596,172,403,703,808/56,687,140,813.70
  6. Step 6: Final answer
    x = 26,135,144,142.15

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Double scale
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Similar ratio
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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.