Home / 60,355,514,686.60-90,533,272,029.90-20,606,172,515.20

Finding the Fourth Proportional to 60,355,514,686.60, 90,533,272,029.90 and 20,606,172,515.20

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Solution

The fourth proportional to 60,355,514,686.60, 90,533,272,029.90 and 20,606,172,515.20 is: 30,909,258,772.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,355,514,686.60 : 90,533,272,029.90 = 20,606,172,515.20 : x
  2. Step 2: Convert to fraction form
    60,355,514,686.60/90,533,272,029.90 = 20,606,172,515.20/x
  3. Step 3: Cross multiply
    60,355,514,686.60x = 90,533,272,029.90 × 20,606,172,515.20
  4. Step 4: Simplify right side
    60,355,514,686.60x = 1,865,544,221,813,650,227,200
  5. Step 5: Solve for x
    x = 1,865,544,221,813,650,227,200/60,355,514,686.60
  6. Step 6: Final answer
    x = 30,909,258,772.80

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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.