Home / 480,133,618.47-662,585,065.80-260,117,044.47

Finding the Fourth Proportional to 480,133,618.47, 662,585,065.80 and 260,117,044.47

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Solution

The fourth proportional to 480,133,618.47, 662,585,065.80 and 260,117,044.47 is: 358,961,885.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,133,618.47 : 662,585,065.80 = 260,117,044.47 : x
  2. Step 2: Convert to fraction form
    480,133,618.47/662,585,065.80 = 260,117,044.47/x
  3. Step 3: Cross multiply
    480,133,618.47x = 662,585,065.80 × 260,117,044.47
  4. Step 4: Simplify right side
    480,133,618.47x = 172,349,669,025,856,448
  5. Step 5: Solve for x
    x = 172,349,669,025,856,448/480,133,618.47
  6. Step 6: Final answer
    x = 358,961,885.60

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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.