Home / 145,579,841.22-218,475,102.75-56,961,521.37

Finding the Fourth Proportional to 145,579,841.22, 218,475,102.75 and 56,961,521.37

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Solution

The fourth proportional to 145,579,841.22, 218,475,102.75 and 56,961,521.37 is: 85,483,499.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,579,841.22 : 218,475,102.75 = 56,961,521.37 : x
  2. Step 2: Convert to fraction form
    145,579,841.22/218,475,102.75 = 56,961,521.37/x
  3. Step 3: Cross multiply
    145,579,841.22x = 218,475,102.75 × 56,961,521.37
  4. Step 4: Simplify right side
    145,579,841.22x = 12,444,674,234,107,070
  5. Step 5: Solve for x
    x = 12,444,674,234,107,070/145,579,841.22
  6. Step 6: Final answer
    x = 85,483,499.16

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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.