Home / 145,697,903.10-218,263,419.45-88,018,839.90

Finding the Fourth Proportional to 145,697,903.10, 218,263,419.45 and 88,018,839.90

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Solution

The fourth proportional to 145,697,903.10, 218,263,419.45 and 88,018,839.90 is: 131,857,031.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,697,903.10 : 218,263,419.45 = 88,018,839.90 : x
  2. Step 2: Convert to fraction form
    145,697,903.10/218,263,419.45 = 88,018,839.90/x
  3. Step 3: Cross multiply
    145,697,903.10x = 218,263,419.45 × 88,018,839.90
  4. Step 4: Simplify right side
    145,697,903.10x = 19,211,292,972,596,096
  5. Step 5: Solve for x
    x = 19,211,292,972,596,096/145,697,903.10
  6. Step 6: Final answer
    x = 131,857,031.32

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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.