Home / 76,864,249,611.60-115,296,374,417.40-47,110,356,056.40

Finding the Fourth Proportional to 76,864,249,611.60, 115,296,374,417.40 and 47,110,356,056.40

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Solution

The fourth proportional to 76,864,249,611.60, 115,296,374,417.40 and 47,110,356,056.40 is: 70,665,534,084.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,864,249,611.60 : 115,296,374,417.40 = 47,110,356,056.40 : x
  2. Step 2: Convert to fraction form
    76,864,249,611.60/115,296,374,417.40 = 47,110,356,056.40/x
  3. Step 3: Cross multiply
    76,864,249,611.60x = 115,296,374,417.40 × 47,110,356,056.40
  4. Step 4: Simplify right side
    76,864,249,611.60x = 5,431,653,250,815,721,734,144
  5. Step 5: Solve for x
    x = 5,431,653,250,815,721,734,144/76,864,249,611.60
  6. Step 6: Final answer
    x = 70,665,534,084.60

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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.