Home / 101,376,002.60-152,064,003.90-98,390,018.60

Finding the Fourth Proportional to 101,376,002.60, 152,064,003.90 and 98,390,018.60

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Solution

The fourth proportional to 101,376,002.60, 152,064,003.90 and 98,390,018.60 is: 147,585,027.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,376,002.60 : 152,064,003.90 = 98,390,018.60 : x
  2. Step 2: Convert to fraction form
    101,376,002.60/152,064,003.90 = 98,390,018.60/x
  3. Step 3: Cross multiply
    101,376,002.60x = 152,064,003.90 × 98,390,018.60
  4. Step 4: Simplify right side
    101,376,002.60x = 14,961,580,172,111,472
  5. Step 5: Solve for x
    x = 14,961,580,172,111,472/101,376,002.60
  6. Step 6: Final answer
    x = 147,585,027.90

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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.