Home / 9,750,630,978.93-13,455,872,695.23-5,940,153,790.28

Finding the Fourth Proportional to 9,750,630,978.93, 13,455,872,695.23 and 5,940,153,790.28

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Solution

The fourth proportional to 9,750,630,978.93, 13,455,872,695.23 and 5,940,153,790.28 is: 8,197,413,415.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,750,630,978.93 : 13,455,872,695.23 = 5,940,153,790.28 : x
  2. Step 2: Convert to fraction form
    9,750,630,978.93/13,455,872,695.23 = 5,940,153,790.28/x
  3. Step 3: Cross multiply
    9,750,630,978.93x = 13,455,872,695.23 × 5,940,153,790.28
  4. Step 4: Simplify right side
    9,750,630,978.93x = 79,929,953,192,058,978,304
  5. Step 5: Solve for x
    x = 79,929,953,192,058,978,304/9,750,630,978.93
  6. Step 6: Final answer
    x = 8,197,413,415.07

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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.