Home / 209,952,158.10-314,928,237.15-193,323,959.70

Finding the Fourth Proportional to 209,952,158.10, 314,928,237.15 and 193,323,959.70

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Solution

The fourth proportional to 209,952,158.10, 314,928,237.15 and 193,323,959.70 is: 289,985,939.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,158.10 : 314,928,237.15 = 193,323,959.70 : x
  2. Step 2: Convert to fraction form
    209,952,158.10/314,928,237.15 = 193,323,959.70/x
  3. Step 3: Cross multiply
    209,952,158.10x = 314,928,237.15 × 193,323,959.70
  4. Step 4: Simplify right side
    209,952,158.10x = 60,883,173,827,178,632
  5. Step 5: Solve for x
    x = 60,883,173,827,178,632/209,952,158.10
  6. Step 6: Final answer
    x = 289,985,939.55

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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.