Home / 933,357,908.70-1,399,700,939.85-473,143,124.70

Finding the Fourth Proportional to 933,357,908.70, 1,399,700,939.85 and 473,143,124.70

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Solution

The fourth proportional to 933,357,908.70, 1,399,700,939.85 and 473,143,124.70 is: 709,544,398.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,357,908.70 : 1,399,700,939.85 = 473,143,124.70 : x
  2. Step 2: Convert to fraction form
    933,357,908.70/1,399,700,939.85 = 473,143,124.70/x
  3. Step 3: Cross multiply
    933,357,908.70x = 1,399,700,939.85 × 473,143,124.70
  4. Step 4: Simplify right side
    933,357,908.70x = 662,258,876,326,155,648
  5. Step 5: Solve for x
    x = 662,258,876,326,155,648/933,357,908.70
  6. Step 6: Final answer
    x = 709,544,398.94

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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.