Home / 650,812,445.91-898,176,565.86-368,605,089.27

Finding the Fourth Proportional to 650,812,445.91, 898,176,565.86 and 368,605,089.27

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Solution

The fourth proportional to 650,812,445.91, 898,176,565.86 and 368,605,089.27 is: 508,706,395.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,812,445.91 : 898,176,565.86 = 368,605,089.27 : x
  2. Step 2: Convert to fraction form
    650,812,445.91/898,176,565.86 = 368,605,089.27/x
  3. Step 3: Cross multiply
    650,812,445.91x = 898,176,565.86 × 368,605,089.27
  4. Step 4: Simplify right side
    650,812,445.91x = 331,072,453,239,047,296
  5. Step 5: Solve for x
    x = 331,072,453,239,047,296/650,812,445.91
  6. Step 6: Final answer
    x = 508,706,395.09

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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.