Home / 1,617,269,426.70-2,425,904,140.05-526,752,494.70

Finding the Fourth Proportional to 1,617,269,426.70, 2,425,904,140.05 and 526,752,494.70

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Solution

The fourth proportional to 1,617,269,426.70, 2,425,904,140.05 and 526,752,494.70 is: 790,128,742.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,269,426.70 : 2,425,904,140.05 = 526,752,494.70 : x
  2. Step 2: Convert to fraction form
    1,617,269,426.70/2,425,904,140.05 = 526,752,494.70/x
  3. Step 3: Cross multiply
    1,617,269,426.70x = 2,425,904,140.05 × 526,752,494.70
  4. Step 4: Simplify right side
    1,617,269,426.70x = 1,277,851,057,674,395,648
  5. Step 5: Solve for x
    x = 1,277,851,057,674,395,648/1,617,269,426.70
  6. Step 6: Final answer
    x = 790,128,742.05

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Double scale
Find fourth proportional to 1,617,269,427.70, 2,425,904,141.55 and 526,752,495.70
Similar ratio
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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.