Home / 160,565,548.32-221,562,686.28-89,036,631.48

Finding the Fourth Proportional to 160,565,548.32, 221,562,686.28 and 89,036,631.48

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Solution

The fourth proportional to 160,565,548.32, 221,562,686.28 and 89,036,631.48 is: 122,860,697.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,565,548.32 : 221,562,686.28 = 89,036,631.48 : x
  2. Step 2: Convert to fraction form
    160,565,548.32/221,562,686.28 = 89,036,631.48/x
  3. Step 3: Cross multiply
    160,565,548.32x = 221,562,686.28 × 89,036,631.48
  4. Step 4: Simplify right side
    160,565,548.32x = 19,727,195,248,031,212
  5. Step 5: Solve for x
    x = 19,727,195,248,031,212/160,565,548.32
  6. Step 6: Final answer
    x = 122,860,697.42

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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.