Home / 459,650,133.60-689,475,200.40-368,950,869.60

Finding the Fourth Proportional to 459,650,133.60, 689,475,200.40 and 368,950,869.60

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Solution

The fourth proportional to 459,650,133.60, 689,475,200.40 and 368,950,869.60 is: 553,426,304.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,650,133.60 : 689,475,200.40 = 368,950,869.60 : x
  2. Step 2: Convert to fraction form
    459,650,133.60/689,475,200.40 = 368,950,869.60/x
  3. Step 3: Cross multiply
    459,650,133.60x = 689,475,200.40 × 368,950,869.60
  4. Step 4: Simplify right side
    459,650,133.60x = 254,382,474,755,214,272
  5. Step 5: Solve for x
    x = 254,382,474,755,214,272/459,650,133.60
  6. Step 6: Final answer
    x = 553,426,304.40

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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.