Home / 459,696,016.60-689,544,024.90-368,996,752.60

Finding the Fourth Proportional to 459,696,016.60, 689,544,024.90 and 368,996,752.60

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Solution

The fourth proportional to 459,696,016.60, 689,544,024.90 and 368,996,752.60 is: 553,495,128.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,696,016.60 : 689,544,024.90 = 368,996,752.60 : x
  2. Step 2: Convert to fraction form
    459,696,016.60/689,544,024.90 = 368,996,752.60/x
  3. Step 3: Cross multiply
    459,696,016.60x = 689,544,024.90 × 368,996,752.60
  4. Step 4: Simplify right side
    459,696,016.60x = 254,439,505,962,833,536
  5. Step 5: Solve for x
    x = 254,439,505,962,833,536/459,696,016.60
  6. Step 6: Final answer
    x = 553,495,128.90

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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.