Home / 1,594,688,769.20-2,392,033,153.80-430,155,009.20

Finding the Fourth Proportional to 1,594,688,769.20, 2,392,033,153.80 and 430,155,009.20

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Solution

The fourth proportional to 1,594,688,769.20, 2,392,033,153.80 and 430,155,009.20 is: 645,232,513.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,594,688,769.20 : 2,392,033,153.80 = 430,155,009.20 : x
  2. Step 2: Convert to fraction form
    1,594,688,769.20/2,392,033,153.80 = 430,155,009.20/x
  3. Step 3: Cross multiply
    1,594,688,769.20x = 2,392,033,153.80 × 430,155,009.20
  4. Step 4: Simplify right side
    1,594,688,769.20x = 1,028,945,043,279,544,064
  5. Step 5: Solve for x
    x = 1,028,945,043,279,544,064/1,594,688,769.20
  6. Step 6: Final answer
    x = 645,232,513.80

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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.