Home / 480,567,981.60-720,851,972.40-117,062,337.60

Finding the Fourth Proportional to 480,567,981.60, 720,851,972.40 and 117,062,337.60

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Solution

The fourth proportional to 480,567,981.60, 720,851,972.40 and 117,062,337.60 is: 175,593,506.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,567,981.60 : 720,851,972.40 = 117,062,337.60 : x
  2. Step 2: Convert to fraction form
    480,567,981.60/720,851,972.40 = 117,062,337.60/x
  3. Step 3: Cross multiply
    480,567,981.60x = 720,851,972.40 × 117,062,337.60
  4. Step 4: Simplify right side
    480,567,981.60x = 84,384,616,952,714,672
  5. Step 5: Solve for x
    x = 84,384,616,952,714,672/480,567,981.60
  6. Step 6: Final answer
    x = 175,593,506.40

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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.