Home / 1,266,121,700.13-1,747,258,205.15-701,616,011.13

Finding the Fourth Proportional to 1,266,121,700.13, 1,747,258,205.15 and 701,616,011.13

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Solution

The fourth proportional to 1,266,121,700.13, 1,747,258,205.15 and 701,616,011.13 is: 968,235,780.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,121,700.13 : 1,747,258,205.15 = 701,616,011.13 : x
  2. Step 2: Convert to fraction form
    1,266,121,700.13/1,747,258,205.15 = 701,616,011.13/x
  3. Step 3: Cross multiply
    1,266,121,700.13x = 1,747,258,205.15 × 701,616,011.13
  4. Step 4: Simplify right side
    1,266,121,700.13x = 1,225,904,332,312,421,888
  5. Step 5: Solve for x
    x = 1,225,904,332,312,421,888/1,266,121,700.13
  6. Step 6: Final answer
    x = 968,235,780.33

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Half scale
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Double scale
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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.