Home / 191,812,205.52-264,700,345.74-107,038,435.54

Finding the Fourth Proportional to 191,812,205.52, 264,700,345.74 and 107,038,435.54

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Solution

The fourth proportional to 191,812,205.52, 264,700,345.74 and 107,038,435.54 is: 147,712,763.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,812,205.52 : 264,700,345.74 = 107,038,435.54 : x
  2. Step 2: Convert to fraction form
    191,812,205.52/264,700,345.74 = 107,038,435.54/x
  3. Step 3: Cross multiply
    191,812,205.52x = 264,700,345.74 × 107,038,435.54
  4. Step 4: Simplify right side
    191,812,205.52x = 28,333,110,894,906,708
  5. Step 5: Solve for x
    x = 28,333,110,894,906,708/191,812,205.52
  6. Step 6: Final answer
    x = 147,712,763.21

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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.