Home / 631,891,283.37-947,878,514.51-165,564,125.97

Finding the Fourth Proportional to 631,891,283.37, 947,878,514.51 and 165,564,125.97

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Solution

The fourth proportional to 631,891,283.37, 947,878,514.51 and 165,564,125.97 is: 248,357,085.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,891,283.37 : 947,878,514.51 = 165,564,125.97 : x
  2. Step 2: Convert to fraction form
    631,891,283.37/947,878,514.51 = 165,564,125.97/x
  3. Step 3: Cross multiply
    631,891,283.37x = 947,878,514.51 × 165,564,125.97
  4. Step 4: Simplify right side
    631,891,283.37x = 156,934,677,779,762,304
  5. Step 5: Solve for x
    x = 156,934,677,779,762,304/631,891,283.37
  6. Step 6: Final answer
    x = 248,357,085.96

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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.