Home / 1,348,090,699.43-1,860,204,046.08-745,179,878.74

Finding the Fourth Proportional to 1,348,090,699.43, 1,860,204,046.08 and 745,179,878.74

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Solution

The fourth proportional to 1,348,090,699.43, 1,860,204,046.08 and 745,179,878.74 is: 1,028,259,171.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,090,699.43 : 1,860,204,046.08 = 745,179,878.74 : x
  2. Step 2: Convert to fraction form
    1,348,090,699.43/1,860,204,046.08 = 745,179,878.74/x
  3. Step 3: Cross multiply
    1,348,090,699.43x = 1,860,204,046.08 × 745,179,878.74
  4. Step 4: Simplify right side
    1,348,090,699.43x = 1,386,186,625,484,952,064
  5. Step 5: Solve for x
    x = 1,386,186,625,484,952,064/1,348,090,699.43
  6. Step 6: Final answer
    x = 1,028,259,171.34

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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.