Home / 308,731,639.30-463,097,458.95-155,676,631.30

Finding the Fourth Proportional to 308,731,639.30, 463,097,458.95 and 155,676,631.30

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Solution

The fourth proportional to 308,731,639.30, 463,097,458.95 and 155,676,631.30 is: 233,514,946.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,731,639.30 : 463,097,458.95 = 155,676,631.30 : x
  2. Step 2: Convert to fraction form
    308,731,639.30/463,097,458.95 = 155,676,631.30/x
  3. Step 3: Cross multiply
    308,731,639.30x = 463,097,458.95 × 155,676,631.30
  4. Step 4: Simplify right side
    308,731,639.30x = 72,093,452,372,926,032
  5. Step 5: Solve for x
    x = 72,093,452,372,926,032/308,731,639.30
  6. Step 6: Final answer
    x = 233,514,946.95

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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.