Home / 111,116,433.65-153,350,094.90-61,572,348.20

Finding the Fourth Proportional to 111,116,433.65, 153,350,094.90 and 61,572,348.20

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Solution

The fourth proportional to 111,116,433.65, 153,350,094.90 and 61,572,348.20 is: 84,975,058.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,116,433.65 : 153,350,094.90 = 61,572,348.20 : x
  2. Step 2: Convert to fraction form
    111,116,433.65/153,350,094.90 = 61,572,348.20/x
  3. Step 3: Cross multiply
    111,116,433.65x = 153,350,094.90 × 61,572,348.20
  4. Step 4: Simplify right side
    111,116,433.65x = 9,442,125,438,919,094
  5. Step 5: Solve for x
    x = 9,442,125,438,919,094/111,116,433.65
  6. Step 6: Final answer
    x = 84,975,058.41

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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.