Home / 15,472,972,495.44-21,352,573,686.54-8,698,821,270.60

Finding the Fourth Proportional to 15,472,972,495.44, 21,352,573,686.54 and 8,698,821,270.60

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Solution

The fourth proportional to 15,472,972,495.44, 21,352,573,686.54 and 8,698,821,270.60 is: 12,004,301,191.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,472,972,495.44 : 21,352,573,686.54 = 8,698,821,270.60 : x
  2. Step 2: Convert to fraction form
    15,472,972,495.44/21,352,573,686.54 = 8,698,821,270.60/x
  3. Step 3: Cross multiply
    15,472,972,495.44x = 21,352,573,686.54 × 8,698,821,270.60
  4. Step 4: Simplify right side
    15,472,972,495.44x = 185,742,222,166,528,032,768
  5. Step 5: Solve for x
    x = 185,742,222,166,528,032,768/15,472,972,495.44
  6. Step 6: Final answer
    x = 12,004,301,191.72

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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.