Home / 38,243,971,217.40-57,365,956,826.10-13,397,403,856.20

Finding the Fourth Proportional to 38,243,971,217.40, 57,365,956,826.10 and 13,397,403,856.20

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Solution

The fourth proportional to 38,243,971,217.40, 57,365,956,826.10 and 13,397,403,856.20 is: 20,096,105,784.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,243,971,217.40 : 57,365,956,826.10 = 13,397,403,856.20 : x
  2. Step 2: Convert to fraction form
    38,243,971,217.40/57,365,956,826.10 = 13,397,403,856.20/x
  3. Step 3: Cross multiply
    38,243,971,217.40x = 57,365,956,826.10 × 13,397,403,856.20
  4. Step 4: Simplify right side
    38,243,971,217.40x = 768,554,891,196,594,913,280
  5. Step 5: Solve for x
    x = 768,554,891,196,594,913,280/38,243,971,217.40
  6. Step 6: Final answer
    x = 20,096,105,784.30

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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.