Home / 1,947,106,130.61-2,687,008,822.19-1,055,032,167.16

Finding the Fourth Proportional to 1,947,106,130.61, 2,687,008,822.19 and 1,055,032,167.16

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Solution

The fourth proportional to 1,947,106,130.61, 2,687,008,822.19 and 1,055,032,167.16 is: 1,455,945,670.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,106,130.61 : 2,687,008,822.19 = 1,055,032,167.16 : x
  2. Step 2: Convert to fraction form
    1,947,106,130.61/2,687,008,822.19 = 1,055,032,167.16/x
  3. Step 3: Cross multiply
    1,947,106,130.61x = 2,687,008,822.19 × 1,055,032,167.16
  4. Step 4: Simplify right side
    1,947,106,130.61x = 2,834,880,740,853,154,816
  5. Step 5: Solve for x
    x = 2,834,880,740,853,154,816/1,947,106,130.61
  6. Step 6: Final answer
    x = 1,455,945,670.49

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Double scale
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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.