Home / 1,072,402,215.15-1,608,603,322.73-759,489,754.35

Finding the Fourth Proportional to 1,072,402,215.15, 1,608,603,322.73 and 759,489,754.35

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Solution

The fourth proportional to 1,072,402,215.15, 1,608,603,322.73 and 759,489,754.35 is: 1,139,234,631.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,402,215.15 : 1,608,603,322.73 = 759,489,754.35 : x
  2. Step 2: Convert to fraction form
    1,072,402,215.15/1,608,603,322.73 = 759,489,754.35/x
  3. Step 3: Cross multiply
    1,072,402,215.15x = 1,608,603,322.73 × 759,489,754.35
  4. Step 4: Simplify right side
    1,072,402,215.15x = 1,221,717,742,423,003,904
  5. Step 5: Solve for x
    x = 1,221,717,742,423,003,904/1,072,402,215.15
  6. Step 6: Final answer
    x = 1,139,234,631.53

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Double scale
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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.