Home / 480,133,587.65-662,585,023.28-260,117,013.65

Finding the Fourth Proportional to 480,133,587.65, 662,585,023.28 and 260,117,013.65

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Solution

The fourth proportional to 480,133,587.65, 662,585,023.28 and 260,117,013.65 is: 358,961,843.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,133,587.65 : 662,585,023.28 = 260,117,013.65 : x
  2. Step 2: Convert to fraction form
    480,133,587.65/662,585,023.28 = 260,117,013.65/x
  3. Step 3: Cross multiply
    480,133,587.65x = 662,585,023.28 × 260,117,013.65
  4. Step 4: Simplify right side
    480,133,587.65x = 172,349,637,542,146,720
  5. Step 5: Solve for x
    x = 172,349,637,542,146,720/480,133,587.65
  6. Step 6: Final answer
    x = 358,961,843.07

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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.