Home / 140,895,477.60-211,343,216.40-89,239,412.40

Finding the Fourth Proportional to 140,895,477.60, 211,343,216.40 and 89,239,412.40

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Solution

The fourth proportional to 140,895,477.60, 211,343,216.40 and 89,239,412.40 is: 133,859,118.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,895,477.60 : 211,343,216.40 = 89,239,412.40 : x
  2. Step 2: Convert to fraction form
    140,895,477.60/211,343,216.40 = 89,239,412.40/x
  3. Step 3: Cross multiply
    140,895,477.60x = 211,343,216.40 × 89,239,412.40
  4. Step 4: Simplify right side
    140,895,477.60x = 18,860,144,446,262,044
  5. Step 5: Solve for x
    x = 18,860,144,446,262,044/140,895,477.60
  6. Step 6: Final answer
    x = 133,859,118.60

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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.