Home / 21,400,641,009.40-32,100,961,514.10-15,492,717,700.60

Finding the Fourth Proportional to 21,400,641,009.40, 32,100,961,514.10 and 15,492,717,700.60

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Solution

The fourth proportional to 21,400,641,009.40, 32,100,961,514.10 and 15,492,717,700.60 is: 23,239,076,550.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,400,641,009.40 : 32,100,961,514.10 = 15,492,717,700.60 : x
  2. Step 2: Convert to fraction form
    21,400,641,009.40/32,100,961,514.10 = 15,492,717,700.60/x
  3. Step 3: Cross multiply
    21,400,641,009.40x = 32,100,961,514.10 × 15,492,717,700.60
  4. Step 4: Simplify right side
    21,400,641,009.40x = 497,331,134,655,776,423,936
  5. Step 5: Solve for x
    x = 497,331,134,655,776,423,936/21,400,641,009.40
  6. Step 6: Final answer
    x = 23,239,076,550.90

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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.