Home / 191,812,202.38-264,700,341.41-107,038,432.40

Finding the Fourth Proportional to 191,812,202.38, 264,700,341.41 and 107,038,432.40

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Solution

The fourth proportional to 191,812,202.38, 264,700,341.41 and 107,038,432.40 is: 147,712,758.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,812,202.38 : 264,700,341.41 = 107,038,432.40 : x
  2. Step 2: Convert to fraction form
    191,812,202.38/264,700,341.41 = 107,038,432.40/x
  3. Step 3: Cross multiply
    191,812,202.38x = 264,700,341.41 × 107,038,432.40
  4. Step 4: Simplify right side
    191,812,202.38x = 28,333,109,598,412,512
  5. Step 5: Solve for x
    x = 28,333,109,598,412,512/191,812,202.38
  6. Step 6: Final answer
    x = 147,712,758.87

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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.