Home / 308,862,162.10-426,291,648.61-183,484,009.74

Finding the Fourth Proportional to 308,862,162.10, 426,291,648.61 and 183,484,009.74

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Solution

The fourth proportional to 308,862,162.10, 426,291,648.61 and 183,484,009.74 is: 253,244,685.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,862,162.10 : 426,291,648.61 = 183,484,009.74 : x
  2. Step 2: Convert to fraction form
    308,862,162.10/426,291,648.61 = 183,484,009.74/x
  3. Step 3: Cross multiply
    308,862,162.10x = 426,291,648.61 × 183,484,009.74
  4. Step 4: Simplify right side
    308,862,162.10x = 78,217,701,005,637,904
  5. Step 5: Solve for x
    x = 78,217,701,005,637,904/308,862,162.10
  6. Step 6: Final answer
    x = 253,244,685.18

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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.