Home / 539,084,513.20-808,626,769.80-175,578,869.20

Finding the Fourth Proportional to 539,084,513.20, 808,626,769.80 and 175,578,869.20

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Solution

The fourth proportional to 539,084,513.20, 808,626,769.80 and 175,578,869.20 is: 263,368,303.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,084,513.20 : 808,626,769.80 = 175,578,869.20 : x
  2. Step 2: Convert to fraction form
    539,084,513.20/808,626,769.80 = 175,578,869.20/x
  3. Step 3: Cross multiply
    539,084,513.20x = 808,626,769.80 × 175,578,869.20
  4. Step 4: Simplify right side
    539,084,513.20x = 141,977,773,846,332,688
  5. Step 5: Solve for x
    x = 141,977,773,846,332,688/539,084,513.20
  6. Step 6: Final answer
    x = 263,368,303.80

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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.