Home / 99,793,809.60-149,690,714.40-61,330,603.20

Finding the Fourth Proportional to 99,793,809.60, 149,690,714.40 and 61,330,603.20

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Solution

The fourth proportional to 99,793,809.60, 149,690,714.40 and 61,330,603.20 is: 91,995,904.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,793,809.60 : 149,690,714.40 = 61,330,603.20 : x
  2. Step 2: Convert to fraction form
    99,793,809.60/149,690,714.40 = 61,330,603.20/x
  3. Step 3: Cross multiply
    99,793,809.60x = 149,690,714.40 × 61,330,603.20
  4. Step 4: Simplify right side
    99,793,809.60x = 9,180,621,807,590,926
  5. Step 5: Solve for x
    x = 9,180,621,807,590,926/99,793,809.60
  6. Step 6: Final answer
    x = 91,995,904.80

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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.