Home / 554,784,009.80-832,176,014.70-282,686,217.80

Finding the Fourth Proportional to 554,784,009.80, 832,176,014.70 and 282,686,217.80

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Solution

The fourth proportional to 554,784,009.80, 832,176,014.70 and 282,686,217.80 is: 424,029,326.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,784,009.80 : 832,176,014.70 = 282,686,217.80 : x
  2. Step 2: Convert to fraction form
    554,784,009.80/832,176,014.70 = 282,686,217.80/x
  3. Step 3: Cross multiply
    554,784,009.80x = 832,176,014.70 × 282,686,217.80
  4. Step 4: Simplify right side
    554,784,009.80x = 235,244,690,139,420,224
  5. Step 5: Solve for x
    x = 235,244,690,139,420,224/554,784,009.80
  6. Step 6: Final answer
    x = 424,029,326.70

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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.