Home / 110,609,243,452.38-152,639,131,506.45-61,780,776,509.40

Finding the Fourth Proportional to 110,609,243,452.38, 152,639,131,506.45 and 61,780,776,509.40

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Solution

The fourth proportional to 110,609,243,452.38, 152,639,131,506.45 and 61,780,776,509.40 is: 85,256,564,242.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,609,243,452.38 : 152,639,131,506.45 = 61,780,776,509.40 : x
  2. Step 2: Convert to fraction form
    110,609,243,452.38/152,639,131,506.45 = 61,780,776,509.40/x
  3. Step 3: Cross multiply
    110,609,243,452.38x = 152,639,131,506.45 × 61,780,776,509.40
  4. Step 4: Simplify right side
    110,609,243,452.38x = 9,430,164,070,189,362,053,120
  5. Step 5: Solve for x
    x = 9,430,164,070,189,362,053,120/110,609,243,452.38
  6. Step 6: Final answer
    x = 85,256,564,242.29

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1.5x scale

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.