Home / 66,977,700,057.44-100,486,154,752.96-21,597,495,548.40

Finding the Fourth Proportional to 66,977,700,057.44, 100,486,154,752.96 and 21,597,495,548.40

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Solution

The fourth proportional to 66,977,700,057.44, 100,486,154,752.96 and 21,597,495,548.40 is: 32,402,565,004.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,977,700,057.44 : 100,486,154,752.96 = 21,597,495,548.40 : x
  2. Step 2: Convert to fraction form
    66,977,700,057.44/100,486,154,752.96 = 21,597,495,548.40/x
  3. Step 3: Cross multiply
    66,977,700,057.44x = 100,486,154,752.96 × 21,597,495,548.40
  4. Step 4: Simplify right side
    66,977,700,057.44x = 2,170,249,279,952,887,480,320
  5. Step 5: Solve for x
    x = 2,170,249,279,952,887,480,320/66,977,700,057.44
  6. Step 6: Final answer
    x = 32,402,565,004.35

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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.