Home / 1,580,085,974.93-2,180,518,458.57-945,006,368.69

Finding the Fourth Proportional to 1,580,085,974.93, 2,180,518,458.57 and 945,006,368.69

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Solution

The fourth proportional to 1,580,085,974.93, 2,180,518,458.57 and 945,006,368.69 is: 1,304,108,677.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,085,974.93 : 2,180,518,458.57 = 945,006,368.69 : x
  2. Step 2: Convert to fraction form
    1,580,085,974.93/2,180,518,458.57 = 945,006,368.69/x
  3. Step 3: Cross multiply
    1,580,085,974.93x = 2,180,518,458.57 × 945,006,368.69
  4. Step 4: Simplify right side
    1,580,085,974.93x = 2,060,603,830,400,159,744
  5. Step 5: Solve for x
    x = 2,060,603,830,400,159,744/1,580,085,974.93
  6. Step 6: Final answer
    x = 1,304,108,677.06

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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.