Home / 480,133,619.47-662,585,067.18-260,117,045.47

Finding the Fourth Proportional to 480,133,619.47, 662,585,067.18 and 260,117,045.47

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Solution

The fourth proportional to 480,133,619.47, 662,585,067.18 and 260,117,045.47 is: 358,961,886.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,133,619.47 : 662,585,067.18 = 260,117,045.47 : x
  2. Step 2: Convert to fraction form
    480,133,619.47/662,585,067.18 = 260,117,045.47/x
  3. Step 3: Cross multiply
    480,133,619.47x = 662,585,067.18 × 260,117,045.47
  4. Step 4: Simplify right side
    480,133,619.47x = 172,349,670,047,403,040
  5. Step 5: Solve for x
    x = 172,349,670,047,403,040/480,133,619.47
  6. Step 6: Final answer
    x = 358,961,886.98

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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.