Home / 510,780,095.65-766,170,153.61-122,602,926.06

Finding the Fourth Proportional to 510,780,095.65, 766,170,153.61 and 122,602,926.06

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Solution

The fourth proportional to 510,780,095.65, 766,170,153.61 and 122,602,926.06 is: 183,904,391.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,780,095.65 : 766,170,153.61 = 122,602,926.06 : x
  2. Step 2: Convert to fraction form
    510,780,095.65/766,170,153.61 = 122,602,926.06/x
  3. Step 3: Cross multiply
    510,780,095.65x = 766,170,153.61 × 122,602,926.06
  4. Step 4: Simplify right side
    510,780,095.65x = 93,934,702,696,624,336
  5. Step 5: Solve for x
    x = 93,934,702,696,624,336/510,780,095.65
  6. Step 6: Final answer
    x = 183,904,391.53

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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.