Home / 42,009,170,810.56-57,972,830,382.95-22,718,630,748.82

Finding the Fourth Proportional to 42,009,170,810.56, 57,972,830,382.95 and 22,718,630,748.82

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Solution

The fourth proportional to 42,009,170,810.56, 57,972,830,382.95 and 22,718,630,748.82 is: 31,351,804,892.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,009,170,810.56 : 57,972,830,382.95 = 22,718,630,748.82 : x
  2. Step 2: Convert to fraction form
    42,009,170,810.56/57,972,830,382.95 = 22,718,630,748.82/x
  3. Step 3: Cross multiply
    42,009,170,810.56x = 57,972,830,382.95 × 22,718,630,748.82
  4. Step 4: Simplify right side
    42,009,170,810.56x = 1,317,063,326,934,214,115,328
  5. Step 5: Solve for x
    x = 1,317,063,326,934,214,115,328/42,009,170,810.56
  6. Step 6: Final answer
    x = 31,351,804,892.16

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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.