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Finding the Fourth Proportional to 94,463,690.40, 141,695,535.60 and 46,687,946.40

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Solution

The fourth proportional to 94,463,690.40, 141,695,535.60 and 46,687,946.40 is: 70,031,919.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,463,690.40 : 141,695,535.60 = 46,687,946.40 : x
  2. Step 2: Convert to fraction form
    94,463,690.40/141,695,535.60 = 46,687,946.40/x
  3. Step 3: Cross multiply
    94,463,690.40x = 141,695,535.60 × 46,687,946.40
  4. Step 4: Simplify right side
    94,463,690.40x = 6,615,473,571,212,091
  5. Step 5: Solve for x
    x = 6,615,473,571,212,091/94,463,690.40
  6. Step 6: Final answer
    x = 70,031,919.60

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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.