Home / 20,571,730,036.40-30,857,595,054.60-16,439,244,820.40

Finding the Fourth Proportional to 20,571,730,036.40, 30,857,595,054.60 and 16,439,244,820.40

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Solution

The fourth proportional to 20,571,730,036.40, 30,857,595,054.60 and 16,439,244,820.40 is: 24,658,867,230.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,571,730,036.40 : 30,857,595,054.60 = 16,439,244,820.40 : x
  2. Step 2: Convert to fraction form
    20,571,730,036.40/30,857,595,054.60 = 16,439,244,820.40/x
  3. Step 3: Cross multiply
    20,571,730,036.40x = 30,857,595,054.60 × 16,439,244,820.40
  4. Step 4: Simplify right side
    20,571,730,036.40x = 507,275,559,671,333,650,432
  5. Step 5: Solve for x
    x = 507,275,559,671,333,650,432/20,571,730,036.40
  6. Step 6: Final answer
    x = 24,658,867,230.60

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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.