Home / 1,207,224,005.10-1,810,836,007.65-1,013,513,760.60

Finding the Fourth Proportional to 1,207,224,005.10, 1,810,836,007.65 and 1,013,513,760.60

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Solution

The fourth proportional to 1,207,224,005.10, 1,810,836,007.65 and 1,013,513,760.60 is: 1,520,270,640.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,224,005.10 : 1,810,836,007.65 = 1,013,513,760.60 : x
  2. Step 2: Convert to fraction form
    1,207,224,005.10/1,810,836,007.65 = 1,013,513,760.60/x
  3. Step 3: Cross multiply
    1,207,224,005.10x = 1,810,836,007.65 × 1,013,513,760.60
  4. Step 4: Simplify right side
    1,207,224,005.10x = 1,835,307,211,943,241,984
  5. Step 5: Solve for x
    x = 1,835,307,211,943,241,984/1,207,224,005.10
  6. Step 6: Final answer
    x = 1,520,270,640.90

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1.5x scale

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.