Home / 166,281,983,999.60-249,422,975,999.40-42,205,390,847.60

Finding the Fourth Proportional to 166,281,983,999.60, 249,422,975,999.40 and 42,205,390,847.60

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Solution

The fourth proportional to 166,281,983,999.60, 249,422,975,999.40 and 42,205,390,847.60 is: 63,308,086,271.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,281,983,999.60 : 249,422,975,999.40 = 42,205,390,847.60 : x
  2. Step 2: Convert to fraction form
    166,281,983,999.60/249,422,975,999.40 = 42,205,390,847.60/x
  3. Step 3: Cross multiply
    166,281,983,999.60x = 249,422,975,999.40 × 42,205,390,847.60
  4. Step 4: Simplify right side
    166,281,983,999.60x = 10,526,994,188,426,230,628,352
  5. Step 5: Solve for x
    x = 10,526,994,188,426,230,628,352/166,281,983,999.60
  6. Step 6: Final answer
    x = 63,308,086,271.40

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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.