Home / 42,142,437,400.80-63,188,410,455.36-13,413,445,091.04

Finding the Fourth Proportional to 42,142,437,400.80, 63,188,410,455.36 and 13,413,445,091.04

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Solution

The fourth proportional to 42,142,437,400.80, 63,188,410,455.36 and 13,413,445,091.04 is: 20,112,132,242.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,142,437,400.80 : 63,188,410,455.36 = 13,413,445,091.04 : x
  2. Step 2: Convert to fraction form
    42,142,437,400.80/63,188,410,455.36 = 13,413,445,091.04/x
  3. Step 3: Cross multiply
    42,142,437,400.80x = 63,188,410,455.36 × 13,413,445,091.04
  4. Step 4: Simplify right side
    42,142,437,400.80x = 847,574,274,033,069,326,336
  5. Step 5: Solve for x
    x = 847,574,274,033,069,326,336/42,142,437,400.80
  6. Step 6: Final answer
    x = 20,112,132,242.66

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1.5x scale

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.