Home / 586,048,681.60-879,073,022.40-177,167,939.20

Finding the Fourth Proportional to 586,048,681.60, 879,073,022.40 and 177,167,939.20

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Solution

The fourth proportional to 586,048,681.60, 879,073,022.40 and 177,167,939.20 is: 265,751,908.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,048,681.60 : 879,073,022.40 = 177,167,939.20 : x
  2. Step 2: Convert to fraction form
    586,048,681.60/879,073,022.40 = 177,167,939.20/x
  3. Step 3: Cross multiply
    586,048,681.60x = 879,073,022.40 × 177,167,939.20
  4. Step 4: Simplify right side
    586,048,681.60x = 155,743,555,784,923,424
  5. Step 5: Solve for x
    x = 155,743,555,784,923,424/586,048,681.60
  6. Step 6: Final answer
    x = 265,751,908.80

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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.