Home / 20,162,341,281.60-30,243,511,922.40-18,164,973,427.20

Finding the Fourth Proportional to 20,162,341,281.60, 30,243,511,922.40 and 18,164,973,427.20

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Solution

The fourth proportional to 20,162,341,281.60, 30,243,511,922.40 and 18,164,973,427.20 is: 27,247,460,140.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,162,341,281.60 : 30,243,511,922.40 = 18,164,973,427.20 : x
  2. Step 2: Convert to fraction form
    20,162,341,281.60/30,243,511,922.40 = 18,164,973,427.20/x
  3. Step 3: Cross multiply
    20,162,341,281.60x = 30,243,511,922.40 × 18,164,973,427.20
  4. Step 4: Simplify right side
    20,162,341,281.60x = 549,372,590,415,602,450,432
  5. Step 5: Solve for x
    x = 549,372,590,415,602,450,432/20,162,341,281.60
  6. Step 6: Final answer
    x = 27,247,460,140.80

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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.