Home / 1,135,300,258.10-1,702,950,387.15-489,068,002.10

Finding the Fourth Proportional to 1,135,300,258.10, 1,702,950,387.15 and 489,068,002.10

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Solution

The fourth proportional to 1,135,300,258.10, 1,702,950,387.15 and 489,068,002.10 is: 733,602,003.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,300,258.10 : 1,702,950,387.15 = 489,068,002.10 : x
  2. Step 2: Convert to fraction form
    1,135,300,258.10/1,702,950,387.15 = 489,068,002.10/x
  3. Step 3: Cross multiply
    1,135,300,258.10x = 1,702,950,387.15 × 489,068,002.10
  4. Step 4: Simplify right side
    1,135,300,258.10x = 832,858,543,518,872,064
  5. Step 5: Solve for x
    x = 832,858,543,518,872,064/1,135,300,258.10
  6. Step 6: Final answer
    x = 733,602,003.15

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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.