Home / 1,458,488,752.39-2,012,714,576.66-798,439,030.39

Finding the Fourth Proportional to 1,458,488,752.39, 2,012,714,576.66 and 798,439,030.39

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Solution

The fourth proportional to 1,458,488,752.39, 2,012,714,576.66 and 798,439,030.39 is: 1,101,845,915.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,488,752.39 : 2,012,714,576.66 = 798,439,030.39 : x
  2. Step 2: Convert to fraction form
    1,458,488,752.39/2,012,714,576.66 = 798,439,030.39/x
  3. Step 3: Cross multiply
    1,458,488,752.39x = 2,012,714,576.66 × 798,439,030.39
  4. Step 4: Simplify right side
    1,458,488,752.39x = 1,607,029,875,031,205,888
  5. Step 5: Solve for x
    x = 1,607,029,875,031,205,888/1,458,488,752.39
  6. Step 6: Final answer
    x = 1,101,845,915.78

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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.