Home / 560,123,276.09-772,251,555.35-459,280,171.49

Finding the Fourth Proportional to 560,123,276.09, 772,251,555.35 and 459,280,171.49

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Solution

The fourth proportional to 560,123,276.09, 772,251,555.35 and 459,280,171.49 is: 633,217,439.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,123,276.09 : 772,251,555.35 = 459,280,171.49 : x
  2. Step 2: Convert to fraction form
    560,123,276.09/772,251,555.35 = 459,280,171.49/x
  3. Step 3: Cross multiply
    560,123,276.09x = 772,251,555.35 × 459,280,171.49
  4. Step 4: Simplify right side
    560,123,276.09x = 354,679,826,771,854,144
  5. Step 5: Solve for x
    x = 354,679,826,771,854,144/560,123,276.09
  6. Step 6: Final answer
    x = 633,217,439.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.